2 files changed, 3 insertions, 4 deletions

diff --git a/drivers/base/bus.c b/drivers/base/bus.c
index f4fa27315fb4..2b3902c867da 100644
--- a/drivers/base/bus.c
+++ b/drivers/base/bus.c
@@ -405,9 +405,8 @@ void device_release_driver(struct device * dev)
 
 static void driver_detach(struct device_driver * drv)
 {
-        struct list_head * entry, * next;
-        list_for_each_safe(entry, next, &drv->devices) {
-                struct device * dev = container_of(entry, struct device, driver_list);
+        while (!list_empty(&drv->devices)) {
+                struct device * dev = container_of(drv->devices.next, struct device, driver_list);
                 device_release_driver(dev);
         }
 }
diff --git a/drivers/base/core.c b/drivers/base/core.c
index a7cedd8cefe5..268a9c8d168b 100644
--- a/drivers/base/core.c
+++ b/drivers/base/core.c
@@ -139,7 +139,7 @@ static int dev_hotplug(struct kset *kset, struct kobject *kobj, char **envp,
         buffer = &buffer[length];
         buffer_size -= length;
 
-        if (dev->bus->hotplug) {
+        if (dev->bus && dev->bus->hotplug) {
                 /* have the bus specific function add its stuff */
                 retval = dev->bus->hotplug (dev, envp, num_envp, buffer, buffer_size);
                         if (retval) {