staging: lustre: lnet: lib-ptl.c: sparsa warning: symbol not declared

fixed sparse warning of following symbol not declared:
warning: symbol 'lnet_ptl_cleanup' was not declared. Should it be static?
warning: symbol 'lnet_ptl_setup' was not declared. Should it be static?
Signed-off-by: Sudip Mukherjee <sudip@vectorindia.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/lustre/lnet/lnet/lib-ptl.c

@@ -712,7 +712,7 @@ lnet_ptl_attach_md(lnet_me_t *me, lnet_libmd_t *md,
 	lnet_ptl_unlock(ptl);
 }
 
-void
+static void
 lnet_ptl_cleanup(struct lnet_portal *ptl)
 {
 	struct lnet_match_table	*mtable;
@@ -750,7 +750,7 @@ lnet_ptl_cleanup(struct lnet_portal *ptl)
 	ptl->ptl_mtables = NULL;
 }
 
-int
+static int
 lnet_ptl_setup(struct lnet_portal *ptl, int index)
 {
 	struct lnet_match_table	*mtable;