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authorAlasdair G Kergon <agk@redhat.com>2010-08-12 04:13:49 +0100
committerGreg Kroah-Hartman <gregkh@suse.de>2010-08-26 16:43:35 -0700
commita812ce040627c0c1ed8c3f48b518877ea5d98ee0 (patch)
tree5879e59c3d04e62c975b30d51da704c0337f7564 /drivers
parent71e55b36b5aa7ffe749970afc4056e66518766cc (diff)
dm mpath: fix NULL pointer dereference when path parameters missing
commit 6bbf79a14080a0c61212f53b4b87dc1a99fedf9c upstream. multipath_ctr() forgets to return an error after detecting missing path parameters. Fix this. Signed-off-by: Patrick LoPresti <lopresti@gmail.com> Signed-off-by: Alasdair G Kergon <agk@redhat.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/md/dm-mpath.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/md/dm-mpath.c b/drivers/md/dm-mpath.c
index 826bce7343b..da2223aa727 100644
--- a/drivers/md/dm-mpath.c
+++ b/drivers/md/dm-mpath.c
@@ -706,6 +706,7 @@ static struct priority_group *parse_priority_group(struct arg_set *as,
if (as->argc < nr_params) {
ti->error = "not enough path parameters";
+ r = -EINVAL;
goto bad;
}