tree c5b5a9d450f8f820c41c776589e045f04e3e0f2d
parent 7fc1c37c328c51965554f58cb5f5402f08f9e2c7
author Johan Hedberg <johan.hedberg@intel.com> 1432057410 +0300
committer Anas Nashif <anas.nashif@intel.com> 1454721240 -0500

libc: Fix memcmp implementation

The previous implementation would read one byte past both buffers if
the buffers were equal. Make sure the pointers are not incremented
past the last byte. Also ensure that comparing zero bytes always
returns 0.

Change-Id: I5ef25d6bd2f7417b60102dc1c2602d8b23c4c1bc
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>