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unity_fixture: Make unity_free() NULL-safe

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At the start of unity_free(), check mem for NULL, and return immediately
if it is, so we don't crash in this case. This mimics the behaviour of
most free() implementations. Closes #135.

Signed-off-by: Gergely Nagy <algernon@madhouse-project.org>
This commit is contained in:
Gergely Nagy
2015-10-06 10:44:44 +02:00
parent 7f9f937cd1
commit 1affe544d2
3 changed files with 14 additions and 1 deletions
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9
extras/fixture/src/unity_fixture.c
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@@ -227,7 +227,14 @@ static void release_memory(void * mem)
void unity_free(void * mem)
{
int overrun = isOverrun(mem);//strcmp(&memAsChar[guard->size], end) != 0;
int overrun;
if (mem == NULL)
{
return;
}
overrun = isOverrun(mem);//strcmp(&memAsChar[guard->size], end) != 0;
release_memory(mem);
if (overrun)
{