From d51d421d1b8f1afcedb8593ce835819c57792f45 Mon Sep 17 00:00:00 2001 From: Mike Frysinger Date: Thu, 2 May 2013 12:33:21 -0400 Subject: flash_erase: use pwrite() rather than lseek() && write() Saves a syscall. Signed-off-by: Mike Frysinger Signed-off-by: Artem Bityutskiy --- flash_erase.c | 6 +----- 1 file changed, 1 insertion(+), 5 deletions(-) diff --git a/flash_erase.c b/flash_erase.c index 326a299..1421cf9 100644 --- a/flash_erase.c +++ b/flash_erase.c @@ -277,11 +277,7 @@ int main(int argc, char *argv[]) continue; } } else { - if (lseek(fd, offset, SEEK_SET) < 0) { - sys_errmsg("%s: MTD lseek failure", mtd_device); - continue; - } - if (write(fd, &cleanmarker, sizeof(cleanmarker)) != sizeof(cleanmarker)) { + if (pwrite(fd, &cleanmarker, sizeof(cleanmarker), (loff_t)offset) != sizeof(cleanmarker)) { sys_errmsg("%s: MTD write failure", mtd_device); continue; } -- cgit v1.2.3