bcma: fix unregistration of cores

When cores are unregistered, entries
need to be removed from cores list in a safe manner.

Reported-by: Stanislaw Gruszka <[email protected]>
Reviewed-by: Arend Van Spriel <[email protected]>
Signed-off-by: Piotr Haber <[email protected]>
Cc: [email protected]
Signed-off-by: John W. Linville <[email protected]>

Author: gluedig

drivers/bcma/main.c

@@ -158,9 +158,10 @@ static int bcma_register_cores(struct bcma_bus *bus)
 
 static void bcma_unregister_cores(struct bcma_bus *bus)
 {
-	struct bcma_device *core;
+	struct bcma_device *core, *tmp;
 
-	list_for_each_entry(core, &bus->cores, list) {
+	list_for_each_entry_safe(core, tmp, &bus->cores, list) {
+		list_del(&core->list);
 		if (core->dev_registered)
 			device_unregister(&core->dev);
 	}