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authorNick Mathewson <nickm@torproject.org>2010-11-12 20:21:50 -0500
committerSebastian Hahn <sebastian@torproject.org>2011-10-26 14:14:05 +0200
commit299a78c5fed3447a450cea3d4f686c2140c7aaed (patch)
treecb90722d95b879ccfb11be4cc907cb4084560b80
parent9976df9e5619b89339390c322138f7228b8fa715 (diff)
downloadtor-299a78c5fed3447a450cea3d4f686c2140c7aaed.tar.gz
tor-299a78c5fed3447a450cea3d4f686c2140c7aaed.zip
Make crypto_free_pk_env tolerate NULL arg in 0.2.1. Error-proofing against bug 988 backport
-rw-r--r--src/common/crypto.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/common/crypto.c b/src/common/crypto.c
index dffa2c7807..c723c33dd0 100644
--- a/src/common/crypto.c
+++ b/src/common/crypto.c
@@ -321,7 +321,8 @@ crypto_new_pk_env(void)
void
crypto_free_pk_env(crypto_pk_env_t *env)
{
- tor_assert(env);
+ if (!env)
+ return;
if (--env->refs > 0)
return;