commit 2bfd92d0d170642fb12f53e5da208f318fdd632c
Author: Nick Mathewson <nickm(a)torproject.org>
Date: Wed Aug 13 10:36:06 2014 -0400
Apply coccinelle script to replace malloc(a*b)->calloc(a,b)
---
src/common/compat.c | 4 ++--
src/common/container.c | 5 +++--
src/common/container.h | 4 ++--
src/common/crypto.c | 4 ++--
src/common/util.c | 6 +++---
src/or/circuitbuild.c | 2 +-
src/or/circuitstats.c | 10 +++++-----
src/or/config.c | 4 ++--
src/or/cpuworker.c | 2 +-
src/or/dirserv.c | 12 ++++++------
src/or/dirvote.c | 36 ++++++++++++++++++------------------
src/or/geoip.c | 4 ++--
src/or/rendcommon.c | 2 +-
src/or/rephist.c | 11 ++++-------
src/or/routerlist.c | 12 ++++++------
src/test/test_pt.c | 2 +-
src/test/test_util.c | 2 +-
17 files changed, 60 insertions(+), 62 deletions(-)
diff --git a/src/common/compat.c b/src/common/compat.c
index dcdf78d..c4f5987 100644
--- a/src/common/compat.c
+++ b/src/common/compat.c
@@ -1687,12 +1687,12 @@ log_credential_status(void)
/* log supplementary groups */
sup_gids_size = 64;
- sup_gids = tor_malloc(sizeof(gid_t) * 64);
+ sup_gids = tor_calloc(sizeof(gid_t), 64);
while ((ngids = getgroups(sup_gids_size, sup_gids)) < 0 &&
errno == EINVAL &&
sup_gids_size < NGROUPS_MAX) {
sup_gids_size *= 2;
- sup_gids = tor_realloc(sup_gids, sizeof(gid_t) * sup_gids_size);
+ sup_gids = tor_reallocarray(sup_gids, sizeof(gid_t), sup_gids_size);
}
if (ngids < 0) {
diff --git a/src/common/container.c b/src/common/container.c
index b937d54..9bbb973 100644
--- a/src/common/container.c
+++ b/src/common/container.c
@@ -34,7 +34,7 @@ smartlist_new(void)
smartlist_t *sl = tor_malloc(sizeof(smartlist_t));
sl->num_used = 0;
sl->capacity = SMARTLIST_DEFAULT_CAPACITY;
- sl->list = tor_malloc(sizeof(void *) * sl->capacity);
+ sl->list = tor_calloc(sizeof(void *), sl->capacity);
return sl;
}
@@ -77,7 +77,8 @@ smartlist_ensure_capacity(smartlist_t *sl, int size)
higher *= 2;
}
sl->capacity = higher;
- sl->list = tor_realloc(sl->list, sizeof(void*)*((size_t)sl->capacity));
+ sl->list = tor_reallocarray(sl->list, sizeof(void *),
+ ((size_t)sl->capacity));
}
}
diff --git a/src/common/container.h b/src/common/container.h
index 0d31f20..08da34e 100644
--- a/src/common/container.h
+++ b/src/common/container.h
@@ -563,7 +563,7 @@ bitarray_init_zero(unsigned int n_bits)
{
/* round up to the next int. */
size_t sz = (n_bits+BITARRAY_MASK) >> BITARRAY_SHIFT;
- return tor_malloc_zero(sz*sizeof(unsigned int));
+ return tor_calloc(sz, sizeof(unsigned int));
}
/** Expand <b>ba</b> from holding <b>n_bits_old</b> to <b>n_bits_new</b>,
* clearing all new bits. Returns a possibly changed pointer to the
@@ -577,7 +577,7 @@ bitarray_expand(bitarray_t *ba,
char *ptr;
if (sz_new <= sz_old)
return ba;
- ptr = tor_realloc(ba, sz_new*sizeof(unsigned int));
+ ptr = tor_reallocarray(ba, sz_new, sizeof(unsigned int));
/* This memset does nothing to the older excess bytes. But they were
* already set to 0 by bitarry_init_zero. */
memset(ptr+sz_old*sizeof(unsigned int), 0,
diff --git a/src/common/crypto.c b/src/common/crypto.c
index 1629245..014c83e 100644
--- a/src/common/crypto.c
+++ b/src/common/crypto.c
@@ -1838,7 +1838,7 @@ crypto_store_dynamic_dh_modulus(const char *fname)
goto done;
}
- base64_encoded_dh = tor_malloc_zero(len * 2); /* should be enough */
+ base64_encoded_dh = tor_calloc(len, 2); /* should be enough */
new_len = base64_encode(base64_encoded_dh, len * 2,
(char *)dh_string_repr, len);
if (new_len < 0) {
@@ -3164,7 +3164,7 @@ setup_openssl_threading(void)
int i;
int n = CRYPTO_num_locks();
n_openssl_mutexes_ = n;
- openssl_mutexes_ = tor_malloc(n*sizeof(tor_mutex_t *));
+ openssl_mutexes_ = tor_calloc(n, sizeof(tor_mutex_t *));
for (i=0; i < n; ++i)
openssl_mutexes_[i] = tor_mutex_new();
CRYPTO_set_locking_callback(openssl_locking_cb_);
diff --git a/src/common/util.c b/src/common/util.c
index 9473251..d064ace 100644
--- a/src/common/util.c
+++ b/src/common/util.c
@@ -3392,8 +3392,8 @@ format_win_cmdline_argument(const char *arg)
smartlist_add(arg_chars, (void*)&backslash);
/* Allocate space for argument, quotes (if needed), and terminator */
- formatted_arg = tor_malloc(sizeof(char) *
- (smartlist_len(arg_chars) + (need_quotes?2:0) + 1));
+ formatted_arg = tor_calloc(sizeof(char),
+ (smartlist_len(arg_chars) + (need_quotes ? 2 : 0) + 1));
/* Add leading quote */
i=0;
@@ -5022,7 +5022,7 @@ tor_check_port_forwarding(const char *filename,
for each smartlist element (one for "-p" and one for the
ports), and one for the final NULL. */
args_n = 1 + 2*smartlist_len(ports_to_forward) + 1;
- argv = tor_malloc_zero(sizeof(char*)*args_n);
+ argv = tor_calloc(sizeof(char *), args_n);
argv[argv_index++] = filename;
SMARTLIST_FOREACH_BEGIN(ports_to_forward, const char *, port) {
diff --git a/src/or/circuitbuild.c b/src/or/circuitbuild.c
index 283afee..2b17d1f 100644
--- a/src/or/circuitbuild.c
+++ b/src/or/circuitbuild.c
@@ -1560,7 +1560,7 @@ choose_good_exit_server_general(int need_uptime, int need_capacity)
* -1 means "Don't use this router at all."
*/
the_nodes = nodelist_get_list();
- n_supported = tor_malloc(sizeof(int)*smartlist_len(the_nodes));
+ n_supported = tor_calloc(sizeof(int), smartlist_len(the_nodes));
SMARTLIST_FOREACH_BEGIN(the_nodes, const node_t *, node) {
const int i = node_sl_idx;
if (router_digest_is_me(node->identity)) {
diff --git a/src/or/circuitstats.c b/src/or/circuitstats.c
index e362b1b..5cdd534 100644
--- a/src/or/circuitstats.c
+++ b/src/or/circuitstats.c
@@ -404,7 +404,7 @@ circuit_build_times_new_consensus_params(circuit_build_times_t *cbt,
* distress anyway, so memory correctness here is paramount over
* doing acrobatics to preserve the array.
*/
- recent_circs = tor_malloc_zero(sizeof(int8_t)*num);
+ recent_circs = tor_calloc(sizeof(int8_t), num);
if (cbt->liveness.timeouts_after_firsthop &&
cbt->liveness.num_recent_circs > 0) {
memcpy(recent_circs, cbt->liveness.timeouts_after_firsthop,
@@ -508,7 +508,7 @@ circuit_build_times_init(circuit_build_times_t *cbt)
cbt->liveness.num_recent_circs =
circuit_build_times_recent_circuit_count(NULL);
cbt->liveness.timeouts_after_firsthop =
- tor_malloc_zero(sizeof(int8_t)*cbt->liveness.num_recent_circs);
+ tor_calloc(sizeof(int8_t), cbt->liveness.num_recent_circs);
} else {
cbt->liveness.num_recent_circs = 0;
cbt->liveness.timeouts_after_firsthop = NULL;
@@ -649,7 +649,7 @@ circuit_build_times_create_histogram(const circuit_build_times_t *cbt,
int i, c;
*nbins = 1 + (max_build_time / CBT_BIN_WIDTH);
- histogram = tor_malloc_zero(*nbins * sizeof(build_time_t));
+ histogram = tor_calloc(*nbins, sizeof(build_time_t));
// calculate histogram
for (i = 0; i < CBT_NCIRCUITS_TO_OBSERVE; i++) {
@@ -691,7 +691,7 @@ circuit_build_times_get_xm(circuit_build_times_t *cbt)
if (cbt->total_build_times < CBT_NCIRCUITS_TO_OBSERVE)
num_modes = 1;
- nth_max_bin = (build_time_t*)tor_malloc_zero(num_modes*sizeof(build_time_t));
+ nth_max_bin = (build_time_t*)tor_calloc(num_modes, sizeof(build_time_t));
/* Determine the N most common build times */
for (i = 0; i < nbins; i++) {
@@ -873,7 +873,7 @@ circuit_build_times_parse_state(circuit_build_times_t *cbt,
}
/* build_time_t 0 means uninitialized */
- loaded_times = tor_malloc_zero(sizeof(build_time_t)*state->TotalBuildTimes);
+ loaded_times = tor_calloc(sizeof(build_time_t), state->TotalBuildTimes);
for (line = state->BuildtimeHistogram; line; line = line->next) {
smartlist_t *args = smartlist_new();
diff --git a/src/or/config.c b/src/or/config.c
index bff3e40..2535a72 100644
--- a/src/or/config.c
+++ b/src/or/config.c
@@ -4847,7 +4847,7 @@ parse_client_transport_line(const or_options_t *options,
if (!validate_only && !is_useless_proxy) {
proxy_argc = line_length-2;
tor_assert(proxy_argc > 0);
- proxy_argv = tor_malloc_zero(sizeof(char*)*(proxy_argc+1));
+ proxy_argv = tor_calloc(sizeof(char *), (proxy_argc + 1));
tmp = proxy_argv;
for (i=0;i<proxy_argc;i++) { /* store arguments */
*tmp++ = smartlist_get(items, 2);
@@ -5127,7 +5127,7 @@ parse_server_transport_line(const or_options_t *options,
if (!validate_only) {
proxy_argc = line_length-2;
tor_assert(proxy_argc > 0);
- proxy_argv = tor_malloc_zero(sizeof(char*)*(proxy_argc+1));
+ proxy_argv = tor_calloc(sizeof(char *), (proxy_argc + 1));
tmp = proxy_argv;
for (i=0;i<proxy_argc;i++) { /* store arguments */
diff --git a/src/or/cpuworker.c b/src/or/cpuworker.c
index 62af8e2..94138f8 100644
--- a/src/or/cpuworker.c
+++ b/src/or/cpuworker.c
@@ -510,7 +510,7 @@ spawn_cpuworker(void)
connection_t *conn;
int err;
- fdarray = tor_malloc(sizeof(tor_socket_t)*2);
+ fdarray = tor_calloc(sizeof(tor_socket_t), 2);
if ((err = tor_socketpair(AF_UNIX, SOCK_STREAM, 0, fdarray)) < 0) {
log_warn(LD_NET, "Couldn't construct socketpair for cpuworker: %s",
tor_socket_strerror(-err));
diff --git a/src/or/dirserv.c b/src/or/dirserv.c
index f72f19f..f33437f 100644
--- a/src/or/dirserv.c
+++ b/src/or/dirserv.c
@@ -1537,18 +1537,18 @@ dirserv_compute_performance_thresholds(routerlist_t *rl,
* sort them and use that to compute thresholds. */
n_active = n_active_nonexit = 0;
/* Uptime for every active router. */
- uptimes = tor_malloc(sizeof(uint32_t)*smartlist_len(rl->routers));
+ uptimes = tor_calloc(sizeof(uint32_t), smartlist_len(rl->routers));
/* Bandwidth for every active router. */
- bandwidths_kb = tor_malloc(sizeof(uint32_t)*smartlist_len(rl->routers));
+ bandwidths_kb = tor_calloc(sizeof(uint32_t), smartlist_len(rl->routers));
/* Bandwidth for every active non-exit router. */
bandwidths_excluding_exits_kb =
- tor_malloc(sizeof(uint32_t)*smartlist_len(rl->routers));
+ tor_calloc(sizeof(uint32_t), smartlist_len(rl->routers));
/* Weighted mean time between failure for each active router. */
- mtbfs = tor_malloc(sizeof(double)*smartlist_len(rl->routers));
+ mtbfs = tor_calloc(sizeof(double), smartlist_len(rl->routers));
/* Time-known for each active router. */
- tks = tor_malloc(sizeof(long)*smartlist_len(rl->routers));
+ tks = tor_calloc(sizeof(long), smartlist_len(rl->routers));
/* Weighted fractional uptime for each active router. */
- wfus = tor_malloc(sizeof(double)*smartlist_len(rl->routers));
+ wfus = tor_calloc(sizeof(double), smartlist_len(rl->routers));
nodelist_assert_ok();
diff --git a/src/or/dirvote.c b/src/or/dirvote.c
index c7be343..30f1321 100644
--- a/src/or/dirvote.c
+++ b/src/or/dirvote.c
@@ -607,7 +607,7 @@ dirvote_compute_params(smartlist_t *votes, int method, int total_authorities)
between INT32_MIN and INT32_MAX inclusive. This should be guaranteed by
the parsing code. */
- vals = tor_malloc(sizeof(int)*n_votes);
+ vals = tor_calloc(sizeof(int), n_votes);
SMARTLIST_FOREACH_BEGIN(votes, networkstatus_t *, v) {
if (!v->net_params)
@@ -1353,11 +1353,11 @@ networkstatus_compute_consensus(smartlist_t *votes,
* routers we might need to talk about. */
{
int n_votes = smartlist_len(votes);
- time_t *va_times = tor_malloc(n_votes * sizeof(time_t));
- time_t *fu_times = tor_malloc(n_votes * sizeof(time_t));
- time_t *vu_times = tor_malloc(n_votes * sizeof(time_t));
- int *votesec_list = tor_malloc(n_votes * sizeof(int));
- int *distsec_list = tor_malloc(n_votes * sizeof(int));
+ time_t *va_times = tor_calloc(n_votes, sizeof(time_t));
+ time_t *fu_times = tor_calloc(n_votes, sizeof(time_t));
+ time_t *vu_times = tor_calloc(n_votes, sizeof(time_t));
+ int *votesec_list = tor_calloc(n_votes, sizeof(int));
+ int *distsec_list = tor_calloc(n_votes, sizeof(int));
int n_versioning_clients = 0, n_versioning_servers = 0;
smartlist_t *combined_client_versions = smartlist_new();
smartlist_t *combined_server_versions = smartlist_new();
@@ -1555,9 +1555,9 @@ networkstatus_compute_consensus(smartlist_t *votes,
smartlist_t *chosen_flags = smartlist_new();
smartlist_t *versions = smartlist_new();
smartlist_t *exitsummaries = smartlist_new();
- uint32_t *bandwidths_kb = tor_malloc(sizeof(uint32_t) *
+ uint32_t *bandwidths_kb = tor_calloc(sizeof(uint32_t),
smartlist_len(votes));
- uint32_t *measured_bws_kb = tor_malloc(sizeof(uint32_t) *
+ uint32_t *measured_bws_kb = tor_calloc(sizeof(uint32_t),
smartlist_len(votes));
int num_bandwidths;
int num_mbws;
@@ -1579,13 +1579,13 @@ networkstatus_compute_consensus(smartlist_t *votes,
memset(conflict, 0, sizeof(conflict));
memset(unknown, 0xff, sizeof(conflict));
- index = tor_malloc_zero(sizeof(int)*smartlist_len(votes));
- size = tor_malloc_zero(sizeof(int)*smartlist_len(votes));
- n_voter_flags = tor_malloc_zero(sizeof(int) * smartlist_len(votes));
- n_flag_voters = tor_malloc_zero(sizeof(int) * smartlist_len(flags));
- flag_map = tor_malloc_zero(sizeof(int*) * smartlist_len(votes));
- named_flag = tor_malloc_zero(sizeof(int) * smartlist_len(votes));
- unnamed_flag = tor_malloc_zero(sizeof(int) * smartlist_len(votes));
+ index = tor_calloc(sizeof(int), smartlist_len(votes));
+ size = tor_calloc(sizeof(int), smartlist_len(votes));
+ n_voter_flags = tor_calloc(sizeof(int), smartlist_len(votes));
+ n_flag_voters = tor_calloc(sizeof(int), smartlist_len(flags));
+ flag_map = tor_calloc(sizeof(int *), smartlist_len(votes));
+ named_flag = tor_calloc(sizeof(int), smartlist_len(votes));
+ unnamed_flag = tor_calloc(sizeof(int), smartlist_len(votes));
for (i = 0; i < smartlist_len(votes); ++i)
unnamed_flag[i] = named_flag[i] = -1;
chosen_named_idx = smartlist_string_pos(flags, "Named");
@@ -1597,8 +1597,8 @@ networkstatus_compute_consensus(smartlist_t *votes,
* that they're actually set before doing U64_LITERAL(1) << index with
* them.*/
SMARTLIST_FOREACH_BEGIN(votes, networkstatus_t *, v) {
- flag_map[v_sl_idx] = tor_malloc_zero(
- sizeof(int)*smartlist_len(v->known_flags));
+ flag_map[v_sl_idx] = tor_calloc(sizeof(int),
+ smartlist_len(v->known_flags));
if (smartlist_len(v->known_flags) > MAX_KNOWN_FLAGS_IN_VOTE) {
log_warn(LD_BUG, "Somehow, a vote has %d entries in known_flags",
smartlist_len(v->known_flags));
@@ -1678,7 +1678,7 @@ networkstatus_compute_consensus(smartlist_t *votes,
);
/* Now go through all the votes */
- flag_counts = tor_malloc(sizeof(int) * smartlist_len(flags));
+ flag_counts = tor_calloc(sizeof(int), smartlist_len(flags));
while (1) {
vote_routerstatus_t *rs;
routerstatus_t rs_out;
diff --git a/src/or/geoip.c b/src/or/geoip.c
index f722bac..feb54aa 100644
--- a/src/or/geoip.c
+++ b/src/or/geoip.c
@@ -963,7 +963,7 @@ geoip_get_dirreq_history(dirreq_type_t type)
/* We may have rounded 'completed' up. Here we want to use the
* real value. */
complete = smartlist_len(dirreq_completed);
- dltimes = tor_malloc_zero(sizeof(uint32_t) * complete);
+ dltimes = tor_calloc(sizeof(uint32_t), complete);
SMARTLIST_FOREACH_BEGIN(dirreq_completed, dirreq_map_entry_t *, ent) {
uint32_t bytes_per_second;
uint32_t time_diff = (uint32_t) tv_mdiff(&ent->request_time,
@@ -1033,7 +1033,7 @@ geoip_get_client_history(geoip_client_action_t action,
if (!geoip_is_loaded(AF_INET) && !geoip_is_loaded(AF_INET6))
return -1;
- counts = tor_malloc_zero(sizeof(unsigned)*n_countries);
+ counts = tor_calloc(sizeof(unsigned), n_countries);
HT_FOREACH(ent, clientmap, &client_history) {
int country;
if ((*ent)->action != (int)action)
diff --git a/src/or/rendcommon.c b/src/or/rendcommon.c
index a664b5d..aca9da1 100644
--- a/src/or/rendcommon.c
+++ b/src/or/rendcommon.c
@@ -528,7 +528,7 @@ rend_encode_v2_descriptors(smartlist_t *descs_out,
return -1;
}
/* Base64-encode introduction points. */
- ipos_base64 = tor_malloc_zero(ipos_len * 2);
+ ipos_base64 = tor_calloc(ipos_len, 2);
if (base64_encode(ipos_base64, ipos_len * 2, ipos, ipos_len)<0) {
log_warn(LD_REND, "Could not encode introduction point string to "
"base64. length=%d", (int)ipos_len);
diff --git a/src/or/rephist.c b/src/or/rephist.c
index 5446c25..8a0dbe1 100644
--- a/src/or/rephist.c
+++ b/src/or/rephist.c
@@ -1998,12 +1998,9 @@ void
rep_hist_exit_stats_init(time_t now)
{
start_of_exit_stats_interval = now;
- exit_bytes_read = tor_malloc_zero(EXIT_STATS_NUM_PORTS *
- sizeof(uint64_t));
- exit_bytes_written = tor_malloc_zero(EXIT_STATS_NUM_PORTS *
- sizeof(uint64_t));
- exit_streams = tor_malloc_zero(EXIT_STATS_NUM_PORTS *
- sizeof(uint32_t));
+ exit_bytes_read = tor_calloc(EXIT_STATS_NUM_PORTS, sizeof(uint64_t));
+ exit_bytes_written = tor_calloc(EXIT_STATS_NUM_PORTS, sizeof(uint64_t));
+ exit_streams = tor_calloc(EXIT_STATS_NUM_PORTS, sizeof(uint32_t));
}
/** Reset counters for exit port statistics. */
@@ -2572,7 +2569,7 @@ rep_hist_format_desc_stats(time_t now)
size = digestmap_size(served_descs);
if (size > 0) {
- vals = tor_malloc(size * sizeof(int));
+ vals = tor_calloc(size, sizeof(int));
for (iter = digestmap_iter_init(served_descs);
!digestmap_iter_done(iter);
iter = digestmap_iter_next(served_descs, iter)) {
diff --git a/src/or/routerlist.c b/src/or/routerlist.c
index 9493c80..12ed71d 100644
--- a/src/or/routerlist.c
+++ b/src/or/routerlist.c
@@ -1534,7 +1534,7 @@ dirserver_choose_by_weight(const smartlist_t *servers, double authority_weight)
u64_dbl_t *weights;
const dir_server_t *ds;
- weights = tor_malloc(sizeof(u64_dbl_t) * n);
+ weights = tor_calloc(sizeof(u64_dbl_t), n);
for (i = 0; i < n; ++i) {
ds = smartlist_get(servers, i);
weights[i].dbl = ds->weight;
@@ -2042,7 +2042,7 @@ compute_weighted_bandwidths(const smartlist_t *sl,
Web /= weight_scale;
Wdb /= weight_scale;
- bandwidths = tor_malloc_zero(sizeof(u64_dbl_t)*smartlist_len(sl));
+ bandwidths = tor_calloc(sizeof(u64_dbl_t), smartlist_len(sl));
// Cycle through smartlist and total the bandwidth.
SMARTLIST_FOREACH_BEGIN(sl, const node_t *, node) {
@@ -2189,7 +2189,7 @@ smartlist_choose_node_by_bandwidth(const smartlist_t *sl,
/* First count the total bandwidth weight, and make a list
* of each value. We use UINT64_MAX to indicate "unknown". */
- bandwidths = tor_malloc_zero(sizeof(u64_dbl_t)*smartlist_len(sl));
+ bandwidths = tor_calloc(sizeof(u64_dbl_t), smartlist_len(sl));
fast_bits = bitarray_init_zero(smartlist_len(sl));
exit_bits = bitarray_init_zero(smartlist_len(sl));
guard_bits = bitarray_init_zero(smartlist_len(sl));
@@ -3581,9 +3581,9 @@ routerlist_remove_old_cached_routers_with_id(time_t now,
n_extra = n - mdpr;
}
- lifespans = tor_malloc_zero(sizeof(struct duration_idx_t)*n);
- rmv = tor_malloc_zero(sizeof(uint8_t)*n);
- must_keep = tor_malloc_zero(sizeof(uint8_t)*n);
+ lifespans = tor_calloc(sizeof(struct duration_idx_t), n);
+ rmv = tor_calloc(sizeof(uint8_t), n);
+ must_keep = tor_calloc(sizeof(uint8_t), n);
/* Set lifespans to contain the lifespan and index of each server. */
/* Set rmv[i-lo]=1 if we're going to remove a server for being too old. */
for (i = lo; i <= hi; ++i) {
diff --git a/src/test/test_pt.c b/src/test/test_pt.c
index f71627d..f55c059 100644
--- a/src/test/test_pt.c
+++ b/src/test/test_pt.c
@@ -194,7 +194,7 @@ test_pt_protocol(void)
managed_proxy_t *mp = tor_malloc_zero(sizeof(managed_proxy_t));
mp->conf_state = PT_PROTO_LAUNCHED;
mp->transports = smartlist_new();
- mp->argv = tor_malloc_zero(sizeof(char*)*2);
+ mp->argv = tor_calloc(sizeof(char *), 2);
mp->argv[0] = tor_strdup("<testcase>");
/* various wrong protocol runs: */
diff --git a/src/test/test_util.c b/src/test/test_util.c
index 3f840cd..c32fadd 100644
--- a/src/test/test_util.c
+++ b/src/test/test_util.c
@@ -1487,7 +1487,7 @@ test_util_gzip(void)
/* Check whether we can uncompress concatenated, compressed strings. */
tor_free(buf3);
- buf2 = tor_realloc(buf2, len1*2);
+ buf2 = tor_reallocarray(buf2, len1, 2);
memcpy(buf2+len1, buf2, len1);
test_assert(!tor_gzip_uncompress(&buf3, &len2, buf2, len1*2,
ZLIB_METHOD, 1, LOG_INFO));
