[PATCH] md: fix integer as NULL pointer warnings in md.c

[Harvey Harrison <harvey.harrison@gmail.com>]

drivers/md/md.c:734:16: warning: Using plain integer as NULL pointer
drivers/md/md.c:1115:16: warning: Using plain integer as NULL pointer

Add some braces to match the else-block as well.

Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
---
 drivers/md/md.c |    8 ++++----
 1 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/md/md.c b/drivers/md/md.c
index 7da6ec2..2879f60 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -731,9 +731,9 @@ static int super_90_load(mdk_rdev_t *rdev, mdk_rdev_t *refdev, int minor_version
 	else
 		rdev->desc_nr = sb->this_disk.number;
 
-	if (refdev == 0)
+	if (!refdev) {
 		ret = 1;
-	else {
+	} else {
 		__u64 ev1, ev2;
 		mdp_super_t *refsb = (mdp_super_t*)page_address(refdev->sb_page);
 		if (!uuid_equal(refsb, sb)) {
@@ -1112,9 +1112,9 @@ static int super_1_load(mdk_rdev_t *rdev, mdk_rdev_t *refdev, int minor_version)
 	else
 		rdev->desc_nr = le32_to_cpu(sb->dev_number);
 
-	if (refdev == 0)
+	if (!refdev) {
 		ret = 1;
-	else {
+	} else {
 		__u64 ev1, ev2;
 		struct mdp_superblock_1 *refsb = 
 			(struct mdp_superblock_1*)page_address(refdev->sb_page);
-- 
1.5.4.2.200.g99e75