linux-kernel - [PATCH 2/2] gpio-pch: cleanup NULL pointer checking

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Message-ID: <4F12AB3E.4010103@freemail.hu>
Date:	Sun, 15 Jan 2012 11:32:30 +0100
From:	Németh Márton <nm127@...email.hu>
To:	Grant Likely <grant.likely@...retlab.ca>,
	Linus Walleij <linus.walleij@...ricsson.com>
CC:	LKML <linux-kernel@...r.kernel.org>
Subject: [PATCH 2/2] gpio-pch: cleanup NULL pointer checking

From: Márton Németh <nm127@...email.hu>

This patch will remove the following sparse warning ("make C=1"):
 * warning: Using plain integer as NULL pointer

Signed-off-by: Márton Németh <nm127@...email.hu>
---
 drivers/gpio/gpio-pch.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/gpio/gpio-pch.c b/drivers/gpio/gpio-pch.c
index 9061b55..68fa55e 100644
--- a/drivers/gpio/gpio-pch.c
+++ b/drivers/gpio/gpio-pch.c
@@ -376,7 +376,7 @@ static int __devinit pch_gpio_probe(struct pci_dev *pdev,
 	}

 	chip->base = pci_iomap(pdev, 1, 0);
-	if (chip->base == 0) {
+	if (!chip->base) {
 		dev_err(&pdev->dev, "%s : pci_iomap FAILED", __func__);
 		ret = -ENOMEM;
 		goto err_iomap;
-- 
1.7.2.5

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