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author | Larry Johnson <lrj@acm.org> | 2010-04-20 08:09:43 -0400 |
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committer | Wolfgang Denk <wd@denx.de> | 2010-05-06 00:38:06 +0200 |
commit | 54fa2c5b51c564cce716942d26492437457980a4 (patch) | |
tree | 63be71e6e7ddb2b08facb1ebc7376f1683a8fe03 /common/image.c | |
parent | b050c72d52c4e30d5b978ab6758f8dcdbe5c690c (diff) | |
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Move test for unnecessary memmove to memmove_wd()
Signed-off-by: Larry Johnson <lrj@acm.org>
Diffstat (limited to 'common/image.c')
-rw-r--r-- | common/image.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/common/image.c b/common/image.c index 9e49713..8d4be14 100644 --- a/common/image.c +++ b/common/image.c @@ -450,6 +450,9 @@ phys_size_t getenv_bootm_size(void) void memmove_wd (void *to, void *from, size_t len, ulong chunksz) { + if (to == from) + return; + #if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG) while (len > 0) { size_t tail = (len > chunksz) ? chunksz : len; |