linux-kernel - [PATCH] mm: fix boolreturn.cocci warning

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Message-Id: <20211126073327.74815-1-deng.changcheng@zte.com.cn>
Date:   Fri, 26 Nov 2021 07:33:27 +0000
From:   cgel.zte@...il.com
To:     akpm@...ux-foundation.org
Cc:     vbabka@...e.cz, willy@...radead.org, rppt@...nel.org,
        dhowells@...hat.com, shy828301@...il.com, maz@...nel.org,
        guro@...com, linux-kernel@...r.kernel.org,
        Changcheng Deng <deng.changcheng@....com.cn>,
        Zeal Robot <zealci@....com.cn>
Subject: [PATCH] mm: fix boolreturn.cocci warning

From: Changcheng Deng <deng.changcheng@....com.cn>

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

Reported-by: Zeal Robot <zealci@....com.cn>
Signed-off-by: Changcheng Deng <deng.changcheng@....com.cn>
---
 include/linux/page-flags.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/linux/page-flags.h b/include/linux/page-flags.h
index 52ec4b5e5615..6765eba52dea 100644
--- a/include/linux/page-flags.h
+++ b/include/linux/page-flags.h
@@ -383,7 +383,7 @@ static __always_inline int TestClearPage##uname(struct page *page)	\
 	TESTCLEARFLAG(uname, lname, policy)
 
 #define TESTPAGEFLAG_FALSE(uname, lname)				\
-static inline bool folio_test_##lname(const struct folio *folio) { return 0; } \
+static inline bool folio_test_##lname(const struct folio *folio) { return false; } \
 static inline int Page##uname(const struct page *page) { return 0; }
 
 #define SETPAGEFLAG_NOOP(uname, lname)					\
-- 
2.25.1