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yaml --- r: 139305 b: refs/heads/master c: b5cd99e h: refs/heads/master i: 139303: 6395194 v: v3
git-mirror · Mar 31, 2009 · dfb2ff0 · dfb2ff0
1 parent 26262e8
commit dfb2ff0
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Showing 2 changed files with 6 additions and 2 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 47593bfa1056d306fde067b28dd8617009be4121
+refs/heads/master: b5cd99e6b002776c0e946f38292adbb0258b7983
diff --git a/trunk/drivers/s390/cio/device.c b/trunk/drivers/s390/cio/device.c
@@ -515,7 +515,11 @@ static ssize_t online_store (struct device *dev, struct device_attribute *attr,
 	int force, ret;
 	unsigned long i;
 
-	if (atomic_cmpxchg(&cdev->private->onoff, 0, 1) != 0)
+	if ((cdev->private->state != DEV_STATE_OFFLINE &&
+	     cdev->private->state != DEV_STATE_ONLINE &&
+	     cdev->private->state != DEV_STATE_BOXED &&
+	     cdev->private->state != DEV_STATE_DISCONNECTED) ||
+	    atomic_cmpxchg(&cdev->private->onoff, 0, 1) != 0)
 		return -EAGAIN;
 
 	if (cdev->drv && !try_module_get(cdev->drv->owner)) {