Signed-off-by: Alexander Stein alexander.stein@systec-electronic.com --- common/image.c | 11 ++++++++--- 1 files changed, 8 insertions(+), 3 deletions(-)
diff --git a/common/image.c b/common/image.c index 6d8833e..da0fdd5 100644 --- a/common/image.c +++ b/common/image.c @@ -456,9 +456,14 @@ void memmove_wd (void *to, void *from, size_t len, ulong chunksz) while (len > 0) { size_t tail = (len > chunksz) ? chunksz : len; WATCHDOG_RESET (); - memmove (to, from, tail); - to += tail; - from += tail; + if (to <= from) + { + memmove (to, from, tail); + to += tail; + from += tail; + } else { + memmove (to + len - tail, from + len - tail, tail); + } len -= tail; } #else /* !(CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG) */