From: Pali Rohár pali@kernel.org
Function kwboot_xm_makeblock() always returns length of xmodem block. It is always non-negative and calculated from variable with size_t type. Set return type of this function to size_t and remove dead code which checks for negative value.
Signed-off-by: Pali Rohár pali@kernel.org Reviewed-by: Marek Behún marek.behun@nic.cz --- tools/kwboot.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-)
diff --git a/tools/kwboot.c b/tools/kwboot.c index b9a402ca91..88353d19c0 100644 --- a/tools/kwboot.c +++ b/tools/kwboot.c @@ -347,7 +347,7 @@ kwboot_debugmsg(int tty, void *msg) return rc; }
-static int +static size_t kwboot_xm_makeblock(struct kwboot_block *block, const void *data, size_t size, int pnum) { @@ -441,9 +441,6 @@ kwboot_xmodem(int tty, const void *_data, size_t size) n = kwboot_xm_makeblock(&block, data + N, size - N, pnum++); - if (n < 0) - goto can; - if (!n) break;