xfs: fix the comment of xfs_mountfs()

Signed-off-by: Zhi Yong Wu <wuzhy@linux.vnet.ibm.com>
Reviewed-by: Mark Tinguely <tinguely@sgi.com>
Signed-off-by: Ben Myers <bpm@sgi.com>

diff --git a/fs/xfs/xfs_mount.c b/fs/xfs/xfs_mount.c
index dcf75a8..38bcbbc 100644
--- a/fs/xfs/xfs_mount.c
+++ b/fs/xfs/xfs_mount.c
@@ -732,7 +732,7 @@
 	xfs_set_inoalignment(mp);
 
 	/*
-	 * Check that the data (and log if separate) are an ok size.
+	 * Check that the data (and log if separate) is an ok size.
 	 */
 	error = xfs_check_sizes(mp);
 	if (error)