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| author | kevlo <kevlo@FreeBSD.org> | 2012-09-11 09:38:32 +0000 |
|---|---|---|
| committer | kevlo <kevlo@FreeBSD.org> | 2012-09-11 09:38:32 +0000 |
| commit | 60ab1436171fea4f1969b08ad29bff7736b5d36e (patch) | |
| tree | ce483fbb3c541effcd6f226011aeac8f3700b7f2 /sys/fs/nandfs | |
| parent | f9c4096237446b2eb281d12c6f68a412bf309d2e (diff) | |
| download | FreeBSD-src-60ab1436171fea4f1969b08ad29bff7736b5d36e.zip FreeBSD-src-60ab1436171fea4f1969b08ad29bff7736b5d36e.tar.gz | |
Prevent nump NULL pointer dereference in bmap_getlbns()
Diffstat (limited to 'sys/fs/nandfs')
| -rw-r--r-- | sys/fs/nandfs/bmap.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/sys/fs/nandfs/bmap.c b/sys/fs/nandfs/bmap.c index 84e4a9e..4cc4cb0 100644 --- a/sys/fs/nandfs/bmap.c +++ b/sys/fs/nandfs/bmap.c @@ -548,7 +548,8 @@ bmap_getlbns(struct nandfs_node *node, nandfs_lbn_t bn, struct nandfs_indir *ap, DPRINTF(BMAP, ("%s: node %p bn=%jx mnindir=%zd enter\n", __func__, node, bn, MNINDIR(fsdev))); - *nump = 0; + if (nump) + *nump = 0; numlevels = 0; realbn = bn; |
