linux-kernel - [PATCH] samsung-laptop: fix sparse warning

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Date:	Thu,  5 Feb 2015 14:40:05 +0000
From:	Lad Prabhakar <prabhakar.csengg@...il.com>
To:	Corentin Chary <corentin.chary@...il.com>,
	Darren Hart <dvhart@...radead.org>,
	platform-driver-x86@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org,
	"Lad, Prabhakar" <prabhakar.csengg@...il.com>
Subject: [PATCH] samsung-laptop: fix sparse warning

From: "Lad, Prabhakar" <prabhakar.csengg@...il.com>

this patch fixes following sparse warning:

samsung-laptop.c:1365:52: warning: Using plain integer as NULL pointer

Signed-off-by: Lad, Prabhakar <prabhakar.csengg@...il.com>
---
 Found this issue on linux-next (gcc  version 4.9.2,
 sparse version  0.4.5-rc1)and applies on top linux-next.

 drivers/platform/x86/samsung-laptop.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/platform/x86/samsung-laptop.c b/drivers/platform/x86/samsung-laptop.c
index ce364a4..c3c31e0 100644
--- a/drivers/platform/x86/samsung-laptop.c
+++ b/drivers/platform/x86/samsung-laptop.c
@@ -1362,7 +1362,7 @@ static int __init samsung_sabi_init(struct samsung_laptop *samsung)
 	samsung_sabi_diag(samsung);
 
 	/* Try to find one of the signatures in memory to find the header */
-	for (i = 0; sabi_configs[i].test_string != 0; ++i) {
+	for (i = 0; sabi_configs[i].test_string != NULL; ++i) {
 		samsung->config = &sabi_configs[i];
 		loca = find_signature(samsung->f0000_segment,
 				      samsung->config->test_string);
-- 
1.9.1

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