[XFS] Remove unused arg from kmem_free()

kmem_free() function takes (ptr, size) arguments but doesn't actually use
second one.

This patch removes size argument from all callsites.

SGI-PV: 981498
SGI-Modid: xfs-linux-melb:xfs-kern:31050a

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Signed-off-by: David Chinner <dgc@sgi.com>
Signed-off-by: Lachlan McIlroy <lachlan@sgi.com>
diff --git a/fs/xfs/xfs_mru_cache.c b/fs/xfs/xfs_mru_cache.c
index a0b2c0a..26d14a1 100644
--- a/fs/xfs/xfs_mru_cache.c
+++ b/fs/xfs/xfs_mru_cache.c
@@ -382,9 +382,9 @@
 
 exit:
 	if (err && mru && mru->lists)
-		kmem_free(mru->lists, mru->grp_count * sizeof(*mru->lists));
+		kmem_free(mru->lists);
 	if (err && mru)
-		kmem_free(mru, sizeof(*mru));
+		kmem_free(mru);
 
 	return err;
 }
@@ -424,8 +424,8 @@
 
 	xfs_mru_cache_flush(mru);
 
-	kmem_free(mru->lists, mru->grp_count * sizeof(*mru->lists));
-	kmem_free(mru, sizeof(*mru));
+	kmem_free(mru->lists);
+	kmem_free(mru);
 }
 
 /*