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powerpc/kernel: Convert mmu_has_feature() to returning bool
authorMichael Ellerman <mpe@ellerman.id.au>
Wed, 27 Jul 2016 03:39:42 +0000 (13:39 +1000)
committerMichael Ellerman <mpe@ellerman.id.au>
Mon, 1 Aug 2016 01:14:58 +0000 (11:14 +1000)
The intention is that the result is only used as a boolean, so enforce
that by changing the return type to bool.

Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
arch/powerpc/include/asm/mmu.h patch | blob | blame | history

diff --git a/arch/powerpc/include/asm/mmu.h b/arch/powerpc/include/asm/mmu.h
index 599781e48552960d1f4937ae2e08c14ad7465c67..eb942a4469696b660af1ec34046cb3eef510787b 100644 (file)
--- a/arch/powerpc/include/asm/mmu.h
+++ b/arch/powerpc/include/asm/mmu.h
@@ -135,9 +135,9 @@ enum {
                0,
 };
 
-static inline int mmu_has_feature(unsigned long feature)
+static inline bool mmu_has_feature(unsigned long feature)
 {
-       return (MMU_FTRS_POSSIBLE & cur_cpu_spec->mmu_features & feature);
+       return !!(MMU_FTRS_POSSIBLE & cur_cpu_spec->mmu_features & feature);
 }
 
 static inline void mmu_clear_feature(unsigned long feature)