From 7460db567bbca76bf087d1694d792a1a96bdaa26 Mon Sep 17 00:00:00 2001
From: Magnus Damm <damm@igel.co.jp>
Date: Thu, 29 Jan 2009 14:25:12 -0800
Subject: [PATCH] gpiolib: fix request related issue
Fix request-already-requested handling in gpio_request().
Signed-off-by: Magnus Damm <damm@igel.co.jp>
Acked-by: David Brownell <dbrownell@users.sourceforge.net>
Cc: <stable@kernel.org> [2.6.28.x]
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
drivers/gpio/gpiolib.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c
index 35e7aea4222c4..42fb2fd24c0c0 100644
--- a/drivers/gpio/gpiolib.c
+++ b/drivers/gpio/gpiolib.c
@@ -789,6 +789,7 @@ int gpio_request(unsigned gpio, const char *label)
} else {
status = -EBUSY;
module_put(chip->owner);
+ goto done;
}
if (chip->request) {
--
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