linux-kernel - [PATCH] ARM: NOMMU: Return true/false (not 1/0) from bool functions

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Date:   Wed, 11 Aug 2021 16:20:41 +0800
From:   Huilong Deng <denghuilong@...rlc.com>
To:     linux@...linux.org.uk, ira.weiny@...el.com, sfr@...b.auug.org.au,
        akpm@...ux-foundation.org
Cc:     linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Huilong Deng <denghuilong@...rlc.com>
Subject: [PATCH] ARM: NOMMU: Return true/false (not 1/0) from bool functions

./arch/arm/mm/nommu.c:59:8-9: WARNING: return of 0/1 in function
'security_extensions_enabled' with return type bool

Signed-off-by: Huilong Deng <denghuilong@...rlc.com>
---
 arch/arm/mm/nommu.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/arm/mm/nommu.c b/arch/arm/mm/nommu.c
index 2658f52903da..7256ac159acb 100644
--- a/arch/arm/mm/nommu.c
+++ b/arch/arm/mm/nommu.c
@@ -56,7 +56,7 @@ static inline bool security_extensions_enabled(void)
 	if ((read_cpuid_id() & 0x000f0000) == 0x000f0000)
 		return cpuid_feature_extract(CPUID_EXT_PFR1, 4) ||
 			cpuid_feature_extract(CPUID_EXT_PFR1, 20);
-	return 0;
+	return false;
 }
 
 unsigned long setup_vectors_base(void)
-- 
2.32.0