s390/sclp: handle default case in sclp memory notifier

When new memory notifier types are added in common code and
unimplemented on s390, return success instead of EINVAL return code.

This prevents breakage when new memory notifier types are added.

Reviewed-by: Heiko Carstens <hca@linux.ibm.com>
Signed-off-by: Sumanth Korikkar <sumanthk@linux.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>

diff --git a/drivers/s390/char/sclp_cmd.c b/drivers/s390/char/sclp_cmd.c
index b73edf0cd72532954dc5a105b89562ed223c3687..11c428f4c7cf9c9183810479f50aa63466fc8ada 100644 (file)
--- a/drivers/s390/char/sclp_cmd.c
+++ b/drivers/s390/char/sclp_cmd.c
@@ -353,7 +353,6 @@ static int sclp_mem_notifier(struct notifier_block *nb,
                sclp_mem_change_state(start, size, 0);
                break;
        default:
-               rc = -EINVAL;
                break;
        }
        mutex_unlock(&sclp_mem_mutex);