dm mpath: warn if args ignored

[linux-2.6-omap-h63xx.git] / drivers / md / dm-mpath.c

diff --git a/drivers/md/dm-mpath.c b/drivers/md/dm-mpath.c
index 58b1015260faa340cb26d4206b3b3cc615c74862..3d7f4923cd133a2216115bb18d6fb177eb93ffd1 100644 (file)
--- a/drivers/md/dm-mpath.c
+++ b/drivers/md/dm-mpath.c
@@ -708,6 +708,10 @@ static int parse_hw_handler(struct arg_set *as, struct multipath *m)
                m->hw_handler_name = NULL;
                return -EINVAL;
        }
+
+       if (hw_argc > 1)
+               DMWARN("Ignoring user-specified arguments for "
+                      "hardware handler \"%s\"", m->hw_handler_name);
        consume(as, hw_argc - 1);
 
        return 0;