diff options
| author | Jes Sorensen <Jes.Sorensen@redhat.com> | 2011-11-03 08:09:56 +1100 |
|---|---|---|
| committer | NeilBrown <neilb@suse.de> | 2011-11-03 08:09:56 +1100 |
| commit | 7897de29b552b4395a31722a07ff74ba01673fc1 (patch) | |
| tree | 0a8d27d55b330f47b3f6cbc21d3007e13035b451 /super-intel.c | |
| parent | 1471b8b14b2af593fcbb9584c90adbe6d9bc2977 (diff) | |
fd2devname(): Don't dereference NULL pointer
Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
Signed-off-by: NeilBrown <neilb@suse.de>
Diffstat (limited to 'super-intel.c')
| -rw-r--r-- | super-intel.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/super-intel.c b/super-intel.c index b583b35c..f776be9e 100644 --- a/super-intel.c +++ b/super-intel.c @@ -2868,8 +2868,10 @@ static void fd2devname(int fd, char *name) dname[rv] = '\0'; nm = strrchr(dname, '/'); - nm++; - snprintf(name, MAX_RAID_SERIAL_LEN, "/dev/%s", nm); + if (nm) { + nm++; + snprintf(name, MAX_RAID_SERIAL_LEN, "/dev/%s", nm); + } } extern int scsi_get_serial(int fd, void *buf, size_t buf_len); |