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authorNick Mathewson <nickm@torproject.org>2017-12-04 15:09:18 -0500
committerNick Mathewson <nickm@torproject.org>2017-12-08 14:47:19 -0500
commitdb024adc90069ce9961f3993aba1b7372f09d77a (patch)
treebf42a6612ab7f26e6886604ba08e924dca6a28c6 /src/common/compress.h
parent176ad729d9b1ddeccdb3e721b5ab1bf64646223f (diff)
downloadtor-db024adc90069ce9961f3993aba1b7372f09d77a.tar.gz
tor-db024adc90069ce9961f3993aba1b7372f09d77a.zip
Switch to a safer FREE_AND_NULL implementation
This one only evaluates the input once, so it cannot mess up even if there are side effects.
Diffstat (limited to 'src/common/compress.h')
-rw-r--r--src/common/compress.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/common/compress.h b/src/common/compress.h
index eee4a315db..7420f169fd 100644
--- a/src/common/compress.h
+++ b/src/common/compress.h
@@ -81,7 +81,8 @@ tor_compress_output_t tor_compress_process(tor_compress_state_t *state,
const char **in, size_t *in_len,
int finish);
void tor_compress_free_(tor_compress_state_t *state);
-#define tor_compress_free(st) FREE_AND_NULL(tor_compress, (st))
+#define tor_compress_free(st) \
+ FREE_AND_NULL_UNMATCHED(tor_compress_state_t, tor_compress_free_, (st))
size_t tor_compress_state_size(const tor_compress_state_t *state);