diff options
| author | Karel Zak | 2012-11-12 12:10:52 +0100 |
|---|---|---|
| committer | Karel Zak | 2012-11-12 12:10:52 +0100 |
| commit | b481b622c566cba8474d8e0206aea42fe6691082 (patch) | |
| tree | 301aff50cba7a91309b6d3ab7718b85fb9baf552 /lib/loopdev.c | |
| parent | lib/console: fix possible fd leak (diff) | |
| download | kernel-qcow2-util-linux-b481b622c566cba8474d8e0206aea42fe6691082.tar.gz kernel-qcow2-util-linux-b481b622c566cba8474d8e0206aea42fe6691082.tar.xz kernel-qcow2-util-linux-b481b622c566cba8474d8e0206aea42fe6691082.zip | |
lib/loopdev: make loopcxt_get_device() more robust
Signed-off-by: Karel Zak <kzak@redhat.com>
Diffstat (limited to 'lib/loopdev.c')
| -rw-r--r-- | lib/loopdev.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/lib/loopdev.c b/lib/loopdev.c index dc93a69d7..a404e6644 100644 --- a/lib/loopdev.c +++ b/lib/loopdev.c @@ -232,7 +232,7 @@ void loopcxt_enable_debug(struct loopdev_cxt *lc, int enable) */ char *loopcxt_strdup_device(struct loopdev_cxt *lc) { - if (!lc || !*lc->device) + if (!lc || !lc->device || !*lc->device) return NULL; return strdup(lc->device); } @@ -244,7 +244,7 @@ char *loopcxt_strdup_device(struct loopdev_cxt *lc) */ const char *loopcxt_get_device(struct loopdev_cxt *lc) { - return lc ? lc->device : NULL; + return lc && lc->device && *lc->device ? lc->device : NULL; } /* |