[PATCH 6/7] mm/gfp: make gfp_zonelist return directly and bool

[Yaowei Bai]

This patch makes gfp_zonelist return bool due to this
particular function only using either one or zero as its return
value.

This patch also makes gfp_zonelist return directly by removing if.

No functional change.

Signed-off-by: Yaowei Bai <baiyaowei@xxxxxxxxxxxxxxxxxxxx>
---
 include/linux/gfp.h | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/include/linux/gfp.h b/include/linux/gfp.h
index 6523109..1da03f5 100644
--- a/include/linux/gfp.h
+++ b/include/linux/gfp.h
@@ -375,12 +375,9 @@ static inline enum zone_type gfp_zone(gfp_t flags)
  * virtual kernel addresses to the allocated page(s).
  */
 
-static inline int gfp_zonelist(gfp_t flags)
+static inline bool gfp_zonelist(gfp_t flags)
 {
-	if (IS_ENABLED(CONFIG_NUMA) && unlikely(flags & __GFP_THISNODE))
-		return 1;
-
-	return 0;
+	return IS_ENABLED(CONFIG_NUMA) && unlikely(flags & __GFP_THISNODE);
 }
 
 /*
-- 
1.9.1



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