diff options
| author | Jes Sorensen <Jes.Sorensen@redhat.com> | 2011-11-01 16:09:19 +0100 |
|---|---|---|
| committer | NeilBrown <neilb@suse.de> | 2011-11-02 10:48:53 +1100 |
| commit | fb745c4bb4e9e788c96510f6be57d2d973e9a3fb (patch) | |
| tree | e2bc7a97c15d1660fa3dc952eff448903e401063 /Incremental.c | |
| parent | e7344e9007269af1277636c6e2a6bfa1e179ca0e (diff) | |
Incremental(): Check return value of dev_open() before trying to use it
Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
Signed-off-by: NeilBrown <neilb@suse.de>
Diffstat (limited to 'Incremental.c')
| -rw-r--r-- | Incremental.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/Incremental.c b/Incremental.c index 35967391..bc5e9d09 100644 --- a/Incremental.c +++ b/Incremental.c @@ -386,6 +386,12 @@ int Incremental(char *devname, int verbose, int runstop, sprintf(dn, "%d:%d", sra->devs->disk.major, sra->devs->disk.minor); dfd2 = dev_open(dn, O_RDONLY); + if (dfd2 < 0) { + fprintf(stderr, Name + ": unable to open %s\n", devname); + rv = 2; + goto out_unlock; + } st2 = dup_super(st); if (st2->ss->load_super(st2, dfd2, NULL) || st->ss->compare_super(st, st2) != 0) { |