[tor-commits] [tor/master] Resolve a division-by-zero complaint from coverity. CID 1397272
nickm at torproject.org
nickm at torproject.org
Fri Dec 16 17:26:58 UTC 2016
commit 23c09b6bc2897ada21de220c48799f01171dcdf4
Author: Nick Mathewson <nickm at torproject.org>
Date: Fri Dec 16 12:21:02 2016 -0500
Resolve a division-by-zero complaint from coverity. CID 1397272
---
src/or/entrynodes.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/src/or/entrynodes.c b/src/or/entrynodes.c
index 8715af7..2e46aba 100644
--- a/src/or/entrynodes.c
+++ b/src/or/entrynodes.c
@@ -638,7 +638,8 @@ choose_guard_selection(const or_options_t *options,
*/
static int have_warned_extreme_threshold = 0;
- if (n_passing_filter < extreme_threshold &&
+ if (n_guards &&
+ n_passing_filter < extreme_threshold &&
! have_warned_extreme_threshold) {
have_warned_extreme_threshold = 1;
const double exclude_frac =
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