diff options
Diffstat (limited to 'tools/mkimage.c')
| -rw-r--r-- | tools/mkimage.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/tools/mkimage.c b/tools/mkimage.c index 302bfcf971..fbe883ce36 100644 --- a/tools/mkimage.c +++ b/tools/mkimage.c @@ -732,6 +732,12 @@ copy_file (int ifd, const char *datafile, int pad) exit (EXIT_FAILURE); } + if (sbuf.st_size == 0) { + fprintf (stderr, "%s: Input file %s is empty, bailing out\n", + params.cmdname, datafile); + exit (EXIT_FAILURE); + } + ptr = mmap(0, sbuf.st_size, PROT_READ, MAP_SHARED, dfd, 0); if (ptr == MAP_FAILED) { fprintf (stderr, "%s: Can't read %s: %s\n", |