[PATCH] pnp bus type fix

This is Adam's pnp probing fix.  It's been reported to fix hangs on several
people's machines.  I don't know if it's official or final, and Adam isn't
contactable at present.  But I'm not aware of the patch causing any
regressions.

Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

diff --git a/drivers/pnp/card.c b/drivers/pnp/card.c
index aaa568a..b68eef2 100644 (file)
--- a/drivers/pnp/card.c
+++ b/drivers/pnp/card.c
@@ -303,13 +303,11 @@ found:
        down_write(&dev->dev.bus->subsys.rwsem);
        dev->card_link = clink;
        dev->dev.driver = &drv->link.driver;
-       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;
-               }
+       if (pnp_bus_type.probe(&dev->dev)) {
+               dev->dev.driver = NULL;
+               dev->card_link = NULL;
+               up_write(&dev->dev.bus->subsys.rwsem);
+               return NULL;
        }
        device_bind_driver(&dev->dev);
        up_write(&dev->dev.bus->subsys.rwsem);