Move grabbing s_umount to callers of grab_super()

[net-next-2.6.git] / fs / block_dev.c

diff --git a/fs/block_dev.c b/fs/block_dev.c
index 6dcee88c2e5d275fe7df4b3e82caa52375779a74..39cb6591d37d3c97dabf03baabed4e8b620d42a8 100644 (file)
--- a/fs/block_dev.c
+++ b/fs/block_dev.c
@@ -245,6 +245,7 @@ struct super_block *freeze_bdev(struct block_device *bdev)
        sb = get_active_super(bdev);
        if (!sb)
                goto out;
+       down_write(&sb->s_umount);
        if (sb->s_flags & MS_RDONLY) {
                sb->s_frozen = SB_FREEZE_TRANS;
                up_write(&sb->s_umount);