linux-kernel - [PATCH linux-next] x86:pgtable: fix boolreturn.cocci warnings

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Date:   Tue, 24 Aug 2021 00:13:32 -0700
From:   CGEL <cgel.zte@...il.com>
To:     Thomas Gleixner <tglx@...utronix.de>
Cc:     Borislav Petkov <bp@...en8.de>, Ingo Molnar <mingo@...hat.com>,
        x86@...nel.org, Andrew Morton <akpm@...ux-foundation.org>,
        Dave Hansen <dave.hansen@...ux.intel.com>,
        Joerg Roedel <jroedel@...e.de>, linux-kernel@...r.kernel.org,
        Jing Yangyang <jing.yangyang@....com.cn>,
        Zeal Robot <zealci@....com.cn>
Subject: [PATCH linux-next] x86:pgtable: fix boolreturn.cocci warnings

From: Jing Yangyang <jing.yangyang@....com.cn>

./arch/x86/include/asm/pgtable.h:1369:9-10:WARNING:return of 0/1 in
function '__pte_access_permitted' with return type bool

Return statements in functions returning bool should use true/false
instead of 1/0.

Generated by: scripts/coccinelle/misc/boolreturn.cocci

Reported-by: Zeal Robot <zealci@....com.cn>
Signed-off-by: Jing Yangyang <jing.yangyang@....com.cn>
---
 arch/x86/include/asm/pgtable.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/include/asm/pgtable.h b/arch/x86/include/asm/pgtable.h
index 448cd01..fc4801d 100644
--- a/arch/x86/include/asm/pgtable.h
+++ b/arch/x86/include/asm/pgtable.h
@@ -1366,7 +1366,7 @@ static inline bool __pte_access_permitted(unsigned long pteval, bool write)
 		need_pte_bits |= _PAGE_RW;
 
 	if ((pteval & need_pte_bits) != need_pte_bits)
-		return 0;
+		return false;
 
 	return __pkru_allows_pkey(pte_flags_pkey(pteval), write);
 }
-- 
1.8.3.1