[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/include/linux/textsearch.h b/include/linux/textsearch.h
index 941f45a..1a4990e 100644
--- a/include/linux/textsearch.h
+++ b/include/linux/textsearch.h
@@ -158,7 +158,8 @@
 #define TS_PRIV_ALIGNTO	8
 #define TS_PRIV_ALIGN(len) (((len) + TS_PRIV_ALIGNTO-1) & ~(TS_PRIV_ALIGNTO-1))
 
-static inline struct ts_config *alloc_ts_config(size_t payload, int gfp_mask)
+static inline struct ts_config *alloc_ts_config(size_t payload,
+						unsigned int __nocast gfp_mask)
 {
 	struct ts_config *conf;