aboutsummaryrefslogtreecommitdiff
path: root/drivers/md/dm-mpath.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/md/dm-mpath.c')
-rw-r--r--drivers/md/dm-mpath.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/drivers/md/dm-mpath.c b/drivers/md/dm-mpath.c
index 9f7302d4878..fea966d66f9 100644
--- a/drivers/md/dm-mpath.c
+++ b/drivers/md/dm-mpath.c
@@ -525,8 +525,10 @@ static int parse_path_selector(struct arg_set *as, struct priority_group *pg,
}
r = read_param(_params, shift(as), &ps_argc, &ti->error);
- if (r)
+ if (r) {
+ dm_put_path_selector(pst);
return -EINVAL;
+ }
r = pst->create(&pg->ps, ps_argc, as->argv);
if (r) {
@@ -623,8 +625,10 @@ static struct priority_group *parse_priority_group(struct arg_set *as,
struct pgpath *pgpath;
struct arg_set path_args;
- if (as->argc < nr_params)
+ if (as->argc < nr_params) {
+ ti->error = "not enough path parameters";
goto bad;
+ }
path_args.argc = nr_params;
path_args.argv = as->argv;
@@ -867,7 +871,7 @@ static int reinstate_path(struct pgpath *pgpath)
if (pgpath->path.is_active)
goto out;
- if (!pgpath->pg->ps.type) {
+ if (!pgpath->pg->ps.type->reinstate_path) {
DMWARN("Reinstate path not supported by path selector %s",
pgpath->pg->ps.type->name);
r = -EINVAL;