From f58746bd33f28bc7625e4fd6b166b6f977253c7d Mon Sep 17 00:00:00 2001 From: Nico Huber Date: Wed, 19 Aug 2015 17:22:26 +0200 Subject: libpayload: Fix default_memmove() implementation If I wanted to fill the whole memory address space with one byte, I wouldn't try it that subtle. With size_t beeing unsigned the loop condition >= 0 was always true. Change-Id: Idee6a4901f6697093c88bda354b5e43066c0d948 Signed-off-by: Nico Huber Reviewed-on: http://review.coreboot.org/11286 Reviewed-by: Stefan Reinauer Reviewed-by: Aaron Durbin Tested-by: build bot (Jenkins) --- payloads/libpayload/libc/memory.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'payloads/libpayload/libc') diff --git a/payloads/libpayload/libc/memory.c b/payloads/libpayload/libc/memory.c index 07a4d08a59..ae476cf196 100644 --- a/payloads/libpayload/libc/memory.c +++ b/payloads/libpayload/libc/memory.c @@ -78,7 +78,8 @@ void *memcpy(void *dst, const void *src, size_t n) static void *default_memmove(void *dst, const void *src, size_t n) { - size_t i, offs; + size_t offs; + ssize_t i; if (src > dst) return memcpy(dst, src, n); -- cgit v1.2.3