From 7bc25b5a78bfaa0b04eb55470a2b36cf9a466d72 Mon Sep 17 00:00:00 2001 From: Nick Mathewson Date: Thu, 21 Aug 2014 10:56:36 -0400 Subject: Avoid performing an assert on an always-true value This was freaking out coverity. [CID 743379] --- src/common/container.c | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'src/common') diff --git a/src/common/container.c b/src/common/container.c index 54f041bac7..7f02dec550 100644 --- a/src/common/container.c +++ b/src/common/container.c @@ -66,11 +66,17 @@ smartlist_ensure_capacity(smartlist_t *sl, int size) #define MAX_CAPACITY (INT_MAX) #else #define MAX_CAPACITY (int)((SIZE_MAX / (sizeof(void*)))) +#define ASSERT_CAPACITY #endif if (size > sl->capacity) { int higher = sl->capacity; if (PREDICT_UNLIKELY(size > MAX_CAPACITY/2)) { +#ifdef ASSERT_CAPACITY + /* We don't include this assertion when MAX_CAPACITY == INT_MAX, + * since int size; (size <= INT_MAX) makes analysis tools think we're + * doing something stupid. */ tor_assert(size <= MAX_CAPACITY); +#endif higher = MAX_CAPACITY; } else { while (size > higher) @@ -80,6 +86,8 @@ smartlist_ensure_capacity(smartlist_t *sl, int size) sl->list = tor_reallocarray(sl->list, sizeof(void *), ((size_t)sl->capacity)); } +#undef ASSERT_CAPACITY +#undef MAX_CAPACITY } /** Append element to the end of the list. */ -- cgit v1.2.3-54-g00ecf