diff options
Diffstat (limited to 'util/ifdtool')
| -rw-r--r-- | util/ifdtool/ifdtool.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/util/ifdtool/ifdtool.c b/util/ifdtool/ifdtool.c index deef1b1fee..c4785504d5 100644 --- a/util/ifdtool/ifdtool.c +++ b/util/ifdtool/ifdtool.c @@ -540,6 +540,10 @@ static void write_regions(char *image, int size) region_fd = open(region_filename(i), O_WRONLY | O_CREAT | O_TRUNC, S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH); + if (region_fd < 0) { + perror("Error while trying to open file"); + exit(EXIT_FAILURE); + } if (write(region_fd, image + region.base, region.size) != region.size) perror("Error while writing"); close(region_fd); @@ -562,6 +566,10 @@ static void write_image(char *filename, char *image, int size) new_fd = open(new_filename, O_WRONLY | O_CREAT | O_TRUNC, S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH); + if (new_fd < 0) { + perror("Error while trying to open file"); + exit(EXIT_FAILURE); + } if (write(new_fd, image, size) != size) perror("Error while writing"); close(new_fd); |