Use a signed type to test against negative return values from write().
While at it, reduce the scope of 'tmp'.
Signed-off-by: Sascha Hauer <s.hauer@xxxxxxxxxxxxxx>
---
arch/arm/mach-at91/boot_test_cmd.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/arch/arm/mach-at91/boot_test_cmd.c b/arch/arm/mach-at91/boot_test_cmd.c
index 4fd1998ad0..7bb40f2e40 100644
--- a/arch/arm/mach-at91/boot_test_cmd.c
+++ b/arch/arm/mach-at91/boot_test_cmd.c
@@ -24,7 +24,6 @@ static int do_at91_boot_test(int argc, char *argv[])
int ret = 1;
char *sram = "/dev/sram0";
u32 read_size, write_size;
- u32 tmp = 0;
while ((opt = getopt(argc, argv, "j:s:")) > 0) {
switch (opt) {
@@ -64,7 +63,7 @@ static int do_at91_boot_test(int argc, char *argv[])
}
while (write_size) {
- tmp = write(fd, buf, write_size);
+ int tmp = write(fd, buf, write_size);
if (tmp < 0) {
perror("write");
goto err_open;
--
2.29.2
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