xfs-convert-dquot-cache-lru-to-list_lru-fix

fix warnings

Cc: Dave Chinner <dchinner@redhat.com>
Cc: Glauber Costa <glommer@openvz.org>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NAl Viro <viro@zeniv.linux.org.uk>

fs/xfs/xfs_qm.c

@@ -766,7 +766,7 @@ xfs_qm_dquot_isolate(
 	return 3;
 }
 
-static long
+static unsigned long
 xfs_qm_shrink_scan(
 	struct shrinker		*shrink,
 	struct shrink_control	*sc)
@@ -774,7 +774,7 @@ xfs_qm_shrink_scan(
 	struct xfs_quotainfo	*qi = container_of(shrink,
 					struct xfs_quotainfo, qi_shrinker);
 	struct xfs_qm_isolate	isol;
-	long			freed;
+	unsigned long		freed;
 	int			error;
 	unsigned long		nr_to_scan = sc->nr_to_scan;
 
@@ -802,7 +802,7 @@ xfs_qm_shrink_scan(
 	return freed;
 }
 
-static long
+static unsigned long
 xfs_qm_shrink_count(
 	struct shrinker		*shrink,
 	struct shrink_control	*sc)