[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_extfree_item.c b/fs/xfs/xfs_extfree_item.c
index 132bd07..8aa28f7 100644
--- a/fs/xfs/xfs_extfree_item.c
+++ b/fs/xfs/xfs_extfree_item.c
@@ -41,8 +41,7 @@
 	int nexts = efip->efi_format.efi_nextents;
 
 	if (nexts > XFS_EFI_MAX_FAST_EXTENTS) {
-		kmem_free(efip, sizeof(xfs_efi_log_item_t) +
-				(nexts - 1) * sizeof(xfs_extent_t));
+		kmem_free(efip);
 	} else {
 		kmem_zone_free(xfs_efi_zone, efip);
 	}
@@ -374,8 +373,7 @@
 	int nexts = efdp->efd_format.efd_nextents;
 
 	if (nexts > XFS_EFD_MAX_FAST_EXTENTS) {
-		kmem_free(efdp, sizeof(xfs_efd_log_item_t) +
-				(nexts - 1) * sizeof(xfs_extent_t));
+		kmem_free(efdp);
 	} else {
 		kmem_zone_free(xfs_efd_zone, efdp);
 	}