linux-kernel - [PATCH] sparc: Fix warning comparing pointer to 0

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Date:   Thu, 24 Mar 2022 09:39:23 +0800
From:   Haowen Bai <baihaowen@...zu.com>
To:     <davem@...emloft.net>
CC:     <sparclinux@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        Haowen Bai <baihaowen@...zu.com>
Subject: [PATCH] sparc: Fix warning comparing pointer to 0

Avoid pointer type value compared with 0 to make code clear.

Signed-off-by: Haowen Bai <baihaowen@...zu.com>
---
 arch/sparc/prom/tree_64.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/sparc/prom/tree_64.c b/arch/sparc/prom/tree_64.c
index 989e799..88793e5b 100644
--- a/arch/sparc/prom/tree_64.c
+++ b/arch/sparc/prom/tree_64.c
@@ -332,7 +332,7 @@ prom_setprop(phandle node, const char *pname, char *value, int size)
 
 	if (size == 0)
 		return 0;
-	if ((pname == 0) || (value == 0))
+	if ((pname == NULL) || (value == NULL))
 		return 0;
 	
 #ifdef CONFIG_SUN_LDOMS
-- 
2.7.4