diff options
Diffstat (limited to 'tools/mkimage.c')
| -rw-r--r-- | tools/mkimage.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/tools/mkimage.c b/tools/mkimage.c index e0d4d20be4..6abd4d6a8b 100644 --- a/tools/mkimage.c +++ b/tools/mkimage.c @@ -318,6 +318,7 @@ int main(int argc, char **argv) struct image_type_params *tparams = NULL; int pad_len = 0; int dfd; + size_t map_len; params.cmdname = *argv; params.addr = 0; @@ -576,7 +577,8 @@ int main(int argc, char **argv) } params.file_size = sbuf.st_size; - ptr = mmap(0, sbuf.st_size, PROT_READ|PROT_WRITE, MAP_SHARED, ifd, 0); + map_len = sbuf.st_size; + ptr = mmap(0, map_len, PROT_READ | PROT_WRITE, MAP_SHARED, ifd, 0); if (ptr == MAP_FAILED) { fprintf (stderr, "%s: Can't map %s: %s\n", params.cmdname, params.imagefile, strerror(errno)); @@ -600,7 +602,7 @@ int main(int argc, char **argv) params.cmdname, tparams->name); } - (void) munmap((void *)ptr, sbuf.st_size); + (void)munmap((void *)ptr, map_len); /* We're a bit of paranoid */ #if defined(_POSIX_SYNCHRONIZED_IO) && \ |