[PATCH] mm: fix noisy sparse warning in LIBCFS_ALLOC_PRE()

[Joshua Clayton]

running sparse on drivers/staging/lustre results in dozens of warnings:
include/linux/gfp.h:281:41: warning:
odd constant _Bool cast (400000 becomes 1)

Use "!!" to explicitly convert the result to bool range.
---
 include/linux/gfp.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/linux/gfp.h b/include/linux/gfp.h
index 91f74e7..6e58a8f 100644
--- a/include/linux/gfp.h
+++ b/include/linux/gfp.h
@@ -278,7 +278,7 @@ static inline int gfpflags_to_migratetype(const gfp_t gfp_flags)
 
 static inline bool gfpflags_allow_blocking(const gfp_t gfp_flags)
 {
-	return (bool __force)(gfp_flags & __GFP_DIRECT_RECLAIM);
+	return (bool __force)!!(gfp_flags & __GFP_DIRECT_RECLAIM);
 }
 
 #ifdef CONFIG_HIGHMEM
-- 
2.6.4

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