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authorChen Gang <chengang@emindsoft.com.cn>2016-08-03 00:03:42 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2016-08-03 02:35:02 +0300
commit949bed2f5764435715e3d6dd3ab6dd4dbd890a71 (patch)
tree8d0d2b5fe337c8ff04d3818a74495ce0daae99c9 /arch
parentbd804ba12525c13a096f64f305a169c654a706e7 (diff)
downloadlinux-949bed2f5764435715e3d6dd3ab6dd4dbd890a71.tar.xz
include: mman: use bool instead of int for the return value of arch_validate_prot
For pure bool function's return value, bool is a little better more or less than int. Link: http://lkml.kernel.org/r/1469331815-2026-1-git-send-email-chengang@emindsoft.com.cn Signed-off-by: Chen Gang <gang.chen.5i5j@gmail.com> Acked-by: Michael Ellerman <mpe@ellerman.id.au> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch')
-rw-r--r--arch/powerpc/include/asm/mman.h8
1 files changed, 4 insertions, 4 deletions
diff --git a/arch/powerpc/include/asm/mman.h b/arch/powerpc/include/asm/mman.h
index 2563c435a4b1..fc420cedecae 100644
--- a/arch/powerpc/include/asm/mman.h
+++ b/arch/powerpc/include/asm/mman.h
@@ -31,13 +31,13 @@ static inline pgprot_t arch_vm_get_page_prot(unsigned long vm_flags)
}
#define arch_vm_get_page_prot(vm_flags) arch_vm_get_page_prot(vm_flags)
-static inline int arch_validate_prot(unsigned long prot)
+static inline bool arch_validate_prot(unsigned long prot)
{
if (prot & ~(PROT_READ | PROT_WRITE | PROT_EXEC | PROT_SEM | PROT_SAO))
- return 0;
+ return false;
if ((prot & PROT_SAO) && !cpu_has_feature(CPU_FTR_SAO))
- return 0;
- return 1;
+ return false;
+ return true;
}
#define arch_validate_prot(prot) arch_validate_prot(prot)