netdev - [PATCH] ssb: Add pcibios_enable_device() return value check

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Message-Id: <200802291109.31824.mb@bu3sch.de>
Date:	Fri, 29 Feb 2008 11:09:31 +0100
From:	Michael Buesch <mb@...sch.de>
To:	John Linville <linville@...driver.com>
Cc:	netdev@...r.kernel.org, Yoichi Yuasa <yoichi_yuasa@...peaks.co.jp>
Subject: [PATCH] ssb: Add pcibios_enable_device() return value check

From: Yoichi Yuasa <yoichi_yuasa@...peaks.co.jp>

This patch has added pcibios_enable_device() return value check.

Signed-off-by: Yoichi Yuasa <yoichi_yuasa@...peaks.co.jp>
Signed-off-by: Michael Buesch <mb@...sch.de>

diff -pruN -X /home/yuasa/Memo/dontdiff linux-orig/drivers/ssb/driver_pcicore.c linux/drivers/ssb/driver_pcicore.c
--- linux-orig/drivers/ssb/driver_pcicore.c	2008-02-29 09:39:39.355620210 +0900
+++ linux/drivers/ssb/driver_pcicore.c	2008-02-29 10:59:18.649231996 +0900
@@ -111,7 +111,10 @@ static void __init ssb_fixup_pcibridge(s
 
 	/* Enable PCI bridge bus mastering and memory space */
 	pci_set_master(dev);
-	pcibios_enable_device(dev, ~0);
+	if (pcibios_enable_device(dev, ~0) < 0) {
+		ssb_printk(KERN_ERR "PCI: SSB bridge enable failed\n");
+		return;
+	}
 
 	/* Enable PCI bridge BAR1 prefetch and burst */
 	pci_write_config_dword(dev, SSB_BAR1_CONTROL, 3);


-- 
Greetings Michael.
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