[PATCH] broken error path in drivers/pnp/card.c

[Jaroslav Kysela]

Hi,

	the error path in pnp_request_card_device() is broken (one 
variable is left initialized and the semaphore is not unlocked). The 
bellow patch fixes it (and has been tested). Please, apply immediately.

Signed-off-by: Jaroslav Kysela <perex@xxxxxxx>


diff --git a/drivers/pnp/card.c b/drivers/pnp/card.c
--- a/drivers/pnp/card.c
+++ b/drivers/pnp/card.c
@@ -312,6 +312,8 @@ found:
 	if (drv->link.driver.probe) {
 		if (drv->link.driver.probe(&dev->dev)) {
 			dev->dev.driver = NULL;
+			dev->card_link = NULL;
+			up_write(&dev->dev.bus->subsys.rwsem);
 			return NULL;
 		}
 	}

						Jaroslav

-----
Jaroslav Kysela <perex@xxxxxxx>
Linux Kernel Sound Maintainer
ALSA Project, SUSE Labs
-
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/