tree ca1b9aaeaa30da569a3ed0cdf43b9492fd151e16
parent 4fcc2e2031b1ce4da39b5c402208abe8cd0ea3c6
author David Benjamin <davidben@chromium.org> 1429724280 -0400
committer Adam Langley <agl@google.com> 1430780293 +0000

Require that FOO_free functions do nothing on NULL.

This is consistent with C's free function and upstream's convention.

Change-Id: I83f6e2f5824e28f69a9916e580dc2d8cb3b94234
Reviewed-on: https://boringssl-review.googlesource.com/4512
Reviewed-by: Adam Langley <agl@google.com>