[media] s5k6aa: Fix possible NULL pointer dereference

[karo-tx-linux.git] / drivers / block / rbd.c

diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c
index 9917943a3572ef577ac7a511ef375d11dae08350..54a55f03115df1df8dddb45e354eb8246336e56b 100644 (file)
--- a/drivers/block/rbd.c
+++ b/drivers/block/rbd.c
@@ -246,13 +246,12 @@ static int rbd_open(struct block_device *bdev, fmode_t mode)
 {
        struct rbd_device *rbd_dev = bdev->bd_disk->private_data;
 
-       rbd_get_dev(rbd_dev);
-
-       set_device_ro(bdev, rbd_dev->read_only);
-
        if ((mode & FMODE_WRITE) && rbd_dev->read_only)
                return -EROFS;
 
+       rbd_get_dev(rbd_dev);
+       set_device_ro(bdev, rbd_dev->read_only);
+
        return 0;
 }