linux-kernel - [PATCH] gpio: amd8111: unmap ioport on failure case

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Message-Id: <1412157780-32219-1-git-send-email-pramod.gurav@smartplayin.com>
Date:	Wed,  1 Oct 2014 15:33:00 +0530
From:	Pramod Gurav <pramod.gurav@...rtplayin.com>
To:	linux-kernel@...r.kernel.org
Cc:	Pramod Gurav <pramod.gurav@...rtplayin.com>,
	Linus Walleij <linus.walleij@...aro.org>,
	Alexandre Courbot <gnurou@...il.com>,
	linux-gpio@...r.kernel.org
Subject: [PATCH] gpio: amd8111: unmap ioport on failure case

This change unmaps ioport when gpiochip_add fails

Cc: Linus Walleij <linus.walleij@...aro.org>
Cc: Alexandre Courbot <gnurou@...il.com>
Cc: linux-gpio@...r.kernel.org
Signed-off-by: Pramod Gurav <pramod.gurav@...rtplayin.com>
---
 drivers/gpio/gpio-amd8111.c |    1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpio/gpio-amd8111.c b/drivers/gpio/gpio-amd8111.c
index 3c09f1a6..d3d2d10 100644
--- a/drivers/gpio/gpio-amd8111.c
+++ b/drivers/gpio/gpio-amd8111.c
@@ -223,6 +223,7 @@ found:
 	if (err) {
 		printk(KERN_ERR "GPIO registering failed (%d)\n",
 		       err);
+		ioport_unmap(gp.pm);
 		release_region(gp.pmbase + PMBASE_OFFSET, PMBASE_SIZE);
 		goto out;
 	}
-- 
1.7.9.5

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