bdev: fix NULL pointer dereference

[linux-2.6-block.git] / fs / block_dev.c

diff --git a/fs/block_dev.c b/fs/block_dev.c
index c3cdde87cc8c678542bab9c39f12477058986156..e17bdbdfe9b1cf17e721203f8942c127df742fcf 100644 (file)
--- a/fs/block_dev.c
+++ b/fs/block_dev.c
@@ -646,7 +646,7 @@ static struct dentry *bd_mount(struct file_system_type *fs_type,
 {
        struct dentry *dent;
        dent = mount_pseudo(fs_type, "bdev:", &bdev_sops, NULL, BDEVFS_MAGIC);
-       if (dent)
+       if (!IS_ERR(dent))
                dent->d_sb->s_iflags |= SB_I_CGROUPWB;
        return dent;
 }