linux-kernel - [PATCH v2 02/10] tools/nolibc: sys: avoid implicit sign cast

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Message-Id: <20230801-nolibc-warnings-v2-2-1ba5ca57bd9b@weissschuh.net>
Date:   Tue, 01 Aug 2023 07:30:09 +0200
From:   Thomas Weißschuh <linux@...ssschuh.net>
To:     Willy Tarreau <w@....eu>, Shuah Khan <shuah@...nel.org>
Cc:     linux-kselftest@...r.kernel.org, linux-kernel@...r.kernel.org,
        Yuan Tan <tanyuan@...ylab.org>,
        Zhangjin Wu <falcon@...ylab.org>,
        Thomas Weißschuh <linux@...ssschuh.net>
Subject: [PATCH v2 02/10] tools/nolibc: sys: avoid implicit sign cast

getauxval() returns an unsigned long but the overall type of the ternary
operator needs to be signed.

Signed-off-by: Thomas Weißschuh <linux@...ssschuh.net>
---
 tools/include/nolibc/sys.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/include/nolibc/sys.h b/tools/include/nolibc/sys.h
index 889ccf5f0d56..2c5d9b06acf5 100644
--- a/tools/include/nolibc/sys.h
+++ b/tools/include/nolibc/sys.h
@@ -466,7 +466,7 @@ static unsigned long getauxval(unsigned long key);
 static __attribute__((unused))
 long getpagesize(void)
 {
-	return __sysret(getauxval(AT_PAGESZ) ?: -ENOENT);
+	return __sysret((long)getauxval(AT_PAGESZ) ?: -ENOENT);
 }
 
 

-- 
2.41.0