linux-kernel - [PATCH] leds-ss4200: Check pci_enable

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Message-Id: <1255537247-17208-1-git-send-email-dave@sr71.net>
Date:	Wed, 14 Oct 2009 09:20:47 -0700
From:	Dave Hansen <dave@...1.net>
To:	dave@...1.net
Cc:	linux-kernel@...r.kernel.org, Richard Purdie <rpurdie@...ys.net>,
	Javier Martinez Canillas <martinez.javier@...il.com>
Subject: [PATCH] leds-ss4200: Check pci_enable_device return

pci_enable_result is defined using the __must_check macro but
leds-ss4200 is not checking the return value.

Cc: Richard Purdie <rpurdie@...ys.net>
Signed-off-by: Javier Martinez Canillas <martinez.javier@...il.com>
Signed-off-by: Dave Hansen <dave@...1.net>
---
 drivers/leds/leds-ss4200.c |    8 ++++++--
 1 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/drivers/leds/leds-ss4200.c b/drivers/leds/leds-ss4200.c
index 0ec4ec3..c7f6347 100644
--- a/drivers/leds/leds-ss4200.c
+++ b/drivers/leds/leds-ss4200.c
@@ -344,10 +344,14 @@ static struct pci_dev *nas_gpio_pci_dev;
 static int __devinit ich7_lpc_probe(struct pci_dev *dev,
 				    const struct pci_device_id *id)
 {
-	int status = 0;
+	int status;
 	u32 gc = 0;
 
-	pci_enable_device(dev);
+	status = pci_enable_device(dev);
+	if (status) {
+		dev_err(&dev->dev, "pci_enable_device failed\n");
+		return;
+	}
 
 	nas_gpio_pci_dev = dev;
 	status = pci_read_config_dword(dev, PMBASE, &g_pm_io_base);
-- 
1.6.5.rc2

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