From: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Date: Thu, 13 Jan 2011 20:49:05 +0000 (+0100)
Subject: net/fec: don't free an irq that failed to be requested
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=b2b09ad63cc09448e49f6a4addae6e078c0e5e36;p=GitHub%2FLineageOS%2Fandroid_kernel_samsung_universal7580.git

net/fec: don't free an irq that failed to be requested

Reported-by: Lothar Waßmann <LW@KARO-elektronics.de>
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
---

diff --git a/drivers/net/fec.c b/drivers/net/fec.c
index b079826586e..aa1db8e637c 100644
--- a/drivers/net/fec.c
+++ b/drivers/net/fec.c
@@ -1409,10 +1409,9 @@ fec_probe(struct platform_device *pdev)
 			break;
 		ret = request_irq(irq, fec_enet_interrupt, IRQF_DISABLED, pdev->name, ndev);
 		if (ret) {
-			while (i >= 0) {
+			while (--i >= 0) {
 				irq = platform_get_irq(pdev, i);
 				free_irq(irq, ndev);
-				i--;
 			}
 			goto failed_irq;
 		}