[TEXTSEARCH]: fix sparse gfp nocast warnings

Fix nocast sparse warnings:
include/linux/textsearch.h:165:57: warning: implicit cast to nocast type

Signed-off-by: Randy Dunlap <rdunlap@xenotime.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/lib/ts_fsm.c b/lib/ts_fsm.c
index d27c0a0..ef9779e 100644
--- a/lib/ts_fsm.c
+++ b/lib/ts_fsm.c
@@ -258,7 +258,7 @@
 }
 
 static struct ts_config *fsm_init(const void *pattern, unsigned int len,
-				     int gfp_mask)
+				     unsigned int __nocast gfp_mask)
 {
 	int i, err = -EINVAL;
 	struct ts_config *conf;