From: Carolyn Wyborny <carolyn.wyborny@intel.com>
Date: Wed, 23 Jan 2013 03:37:58 +0000 (+0000)
Subject: igb: Fix for improper exit in igb_get_i2c_client
X-Git-Tag: upstream/snapshot3+hdmi~5708^2~53^2~8
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=d3f8ef1169afb08976b4b1dafe7bc740f655d886;p=platform%2Fadaptation%2Frenesas_rcar%2Frenesas_kernel.git

igb: Fix for improper exit in igb_get_i2c_client

This patch fixes an issue where we check for irq's disabled then exit after
explicitly disabling them with spin_lock_irqsave.

Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Carolyn Wyborny <carolyn.wyborny@intel.com>
Tested-by: Aaron Brown <arron.f.brown@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
---

diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c
index b070a97..d84f28c 100644
--- a/drivers/net/ethernet/intel/igb/igb_main.c
+++ b/drivers/net/ethernet/intel/igb/igb_main.c
@@ -7750,12 +7750,7 @@ igb_get_i2c_client(struct igb_adapter *adapter, u8 dev_addr)
 		}
 	}
 
-	/* no client_list found, create a new one as long as
-	 * irqs are not disabled
-	 */
-	if (unlikely(irqs_disabled()))
-		goto exit;
-
+	/* no client_list found, create a new one */
 	client_list = kzalloc(sizeof(*client_list), GFP_KERNEL);
 	if (client_list == NULL)
 		goto exit;