[GFS2] unneeded typecast

sb->s_fs_info is a void pointer, thus the type cast is not needed.

Signed-off-by: Denis Cheng <crquan@gmail.com>
Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
diff --git a/fs/gfs2/ops_fstype.c b/fs/gfs2/ops_fstype.c
index 32b2859..25cfab9 100644
--- a/fs/gfs2/ops_fstype.c
+++ b/fs/gfs2/ops_fstype.c
@@ -849,7 +849,7 @@
 		error = -ENOENT;
 		goto error;
 	}
-	sdp = (struct gfs2_sbd*) sb->s_fs_info;
+	sdp = sb->s_fs_info;
 	if (sdp->sd_vfs_meta) {
 		printk(KERN_WARNING "GFS2: gfs2meta mount already exists\n");
 		error = -EBUSY;