[patch 29/43] gpiolib: fix request related issue

From: Greg KH
Date: Fri Jan 30 2009 - 22:09:40 EST

2.6.28-stable review patch. If anyone has any objections, please let us know.


From: Magnus Damm <damm@xxxxxxxxxx>

commit 7460db567bbca76bf087d1694d792a1a96bdaa26 upstream.

Fix request-already-requested handling in gpio_request().

Signed-off-by: Magnus Damm <damm@xxxxxxxxxx>
Acked-by: David Brownell <dbrownell@xxxxxxxxxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Signed-off-by: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxx>

drivers/gpio/gpiolib.c | 1 +
1 file changed, 1 insertion(+)

--- a/drivers/gpio/gpiolib.c
+++ b/drivers/gpio/gpiolib.c
@@ -789,6 +789,7 @@ int gpio_request(unsigned gpio, const ch
} else {
status = -EBUSY;
+ goto done;

if (chip->request) {

To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/