commit f30327449009a7f00b0f5c2bd09a7eff615df3dd Author: Sebastian Hahn sebastian@torproject.org Date: Wed Jun 8 21:35:26 2011 +0200
Fix a rare memleak during stats writing
If rep_hist_buffer_stats_write() was called unitinitalized, we'd leak memory. --- changes/coverity_maint | 1 + src/or/rephist.c | 6 ++++-- 2 files changed, 5 insertions(+), 2 deletions(-)
diff --git a/changes/coverity_maint b/changes/coverity_maint index 6d60355..e7be90a 100644 --- a/changes/coverity_maint +++ b/changes/coverity_maint @@ -5,4 +5,5 @@ - Add some forgotten return value checks during unit tests. Found by coverity. - Don't use 1-bit wide signed bit fields. Found by coverity. + - Fix a rare memory leak during stats writing. Found by coverity.
diff --git a/src/or/rephist.c b/src/or/rephist.c index 242fe81..54593a0 100644 --- a/src/or/rephist.c +++ b/src/or/rephist.c @@ -2451,8 +2451,8 @@ rep_hist_buffer_stats_write(time_t now) int processed_cells[SHARES], circs_in_share[SHARES], number_of_circuits, i; double queued_cells[SHARES], time_in_queue[SHARES]; - smartlist_t *str_build = smartlist_create(); - char *str = NULL, *buf=NULL; + smartlist_t *str_build = NULL; + char *str = NULL, *buf = NULL; circuit_t *circ;
if (!start_of_buffer_stats_interval) @@ -2460,6 +2460,8 @@ rep_hist_buffer_stats_write(time_t now) if (start_of_buffer_stats_interval + WRITE_STATS_INTERVAL > now) goto done; /* Not ready to write */
+ str_build = smartlist_create(); + /* add current circuits to stats */ for (circ = _circuit_get_global_list(); circ; circ = circ->next) rep_hist_buffer_stats_add_circ(circ, now);