[DRBD-cvs] svn commit by lars - r2415 - trunk/drbd - when _req_mod(req) returns, req may have been freed...

[drbd-cvs at lists.linbit.com]

Author: lars
Date: 2006-09-13 15:32:11 +0200 (Wed, 13 Sep 2006)
New Revision: 2415

Modified:
   trunk/drbd/drbd_req.h
Log:
when _req_mod(req) returns, req may have been freed...

Modified: trunk/drbd/drbd_req.h
===================================================================
--- trunk/drbd/drbd_req.h	2006-09-13 13:15:51 UTC (rev 2414)
+++ trunk/drbd/drbd_req.h	2006-09-13 13:32:11 UTC (rev 2415)
@@ -299,8 +299,9 @@
 /* If you need it irqsave, do it your self! */
 static inline void req_mod(drbd_request_t *req, drbd_req_event_t what)
 {
-	spin_lock_irq(&req->mdev->req_lock);
+	drbd_dev *mdev = req->mdev;
+	spin_lock_irq(&mdev->req_lock);
 	_req_mod(req,what);
-	spin_unlock_irq(&req->mdev->req_lock);
+	spin_unlock_irq(&mdev->req_lock);
 }
 #endif