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

The error path in pnp_request_card_device() is broken (one variable is
left initialized and the semaphore is not unlocked).

This fixes it (and has been tested).

Signed-off-by: Jaroslav Kysela <perex@suse.cz>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

diff --git a/drivers/pnp/card.c b/drivers/pnp/card.c
index add12f7..6e5229e 100644 (file)
--- 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;
                }
        }