[XFS] Rework code snippets slightly to remove remaining recent-gcc
warnings.

SGI-PV: 904196
SGI-Modid: xfs-linux-melb:xfs-kern:26364a

Signed-off-by: Nathan Scott <nathans@sgi.com>
diff --git a/fs/xfs/xfs_mount.c b/fs/xfs/xfs_mount.c
index 10dbf20..22d3a1c 100644
--- a/fs/xfs/xfs_mount.c
+++ b/fs/xfs/xfs_mount.c
@@ -2026,7 +2026,7 @@
 	xfs_sb_field_t  field,
 	int		flags)
 {
-	uint64_t	count, resid = 0;
+	uint64_t	count, resid;
 	int		weight = num_online_cpus();
 	int		s;
 
@@ -2058,6 +2058,7 @@
 		break;
 	default:
 		BUG();
+		count = resid = 0;	/* quiet, gcc */
 		break;
 	}