diff options
Diffstat (limited to 'tools')
-rw-r--r-- | tools/omapimage.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/tools/omapimage.c b/tools/omapimage.c index e31b94ae4f..e7c46388f4 100644 --- a/tools/omapimage.c +++ b/tools/omapimage.c @@ -20,6 +20,8 @@ #include "gpheader.h" #include "omapimage.h" +#define DIV_ROUND_UP(n, d) (((n) + (d) - 1) / (d)) + /* Header size is CH header rounded up to 512 bytes plus GP header */ #define OMAP_CH_HDR_SIZE 512 #define OMAP_FILE_HDR_SIZE (OMAP_CH_HDR_SIZE + GPIMAGE_HDR_SIZE) @@ -150,8 +152,10 @@ static void omapimage_set_header(void *ptr, struct stat *sbuf, int ifd, do_swap32 = 1; int swapped = 0; uint32_t *data = (uint32_t *)ptr; + const off_t size_in_words = + DIV_ROUND_UP(sbuf->st_size, sizeof(uint32_t)); - while (swapped <= (sbuf->st_size / sizeof(uint32_t))) { + while (swapped < size_in_words) { *data = cpu_to_be32(*data); swapped++; data++; |