diff options
| -rw-r--r-- | sbin/atacontrol/atacontrol.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/sbin/atacontrol/atacontrol.c b/sbin/atacontrol/atacontrol.c index cf4a0ff..bfd7c97 100644 --- a/sbin/atacontrol/atacontrol.c +++ b/sbin/atacontrol/atacontrol.c @@ -364,6 +364,8 @@ main(int argc, char **argv) fd = open_dev(argv[2], O_RDONLY); if (argc == 4) { mode = str2mode(argv[3]); + if (mode == -1) + errx(1, "unknown mode"); if (ioctl(fd, IOCATASMODE, &mode) < 0) warn("ioctl(IOCATASMODE)"); } |
