[DRBD-cvs] svn commit by lars - r3003 - branches/drbd-8.1/drbd - unregister_blkdev is void now; add wrapper for older ke

[drbd-cvs at lists.linbit.com]

Author: lars
Date: 2007-07-27 15:07:19 +0200 (Fri, 27 Jul 2007)
New Revision: 3003

Modified:
   branches/drbd-8.1/drbd/drbd_main.c
   branches/drbd-8.1/drbd/drbd_wrappers.h
Log:
unregister_blkdev is void now; add wrapper for older kernels.

Modified: branches/drbd-8.1/drbd/drbd_main.c
===================================================================
--- branches/drbd-8.1/drbd/drbd_main.c	2007-07-27 11:35:53 UTC (rev 3002)
+++ branches/drbd-8.1/drbd/drbd_main.c	2007-07-27 13:07:19 UTC (rev 3003)
@@ -2339,8 +2339,7 @@
 
 	kfree(minor_table);
 
-	if (unregister_blkdev(DRBD_MAJOR, DEVICE_NAME) != 0)
-		printk(KERN_ERR DEVICE_NAME": unregister of device failed\n");
+	drbd_unregister_blkdev(DRBD_MAJOR, DEVICE_NAME);
 
 	printk(KERN_INFO DEVICE_NAME": module cleanup done.\n");
 }

Modified: branches/drbd-8.1/drbd/drbd_wrappers.h
===================================================================
--- branches/drbd-8.1/drbd/drbd_wrappers.h	2007-07-27 11:35:53 UTC (rev 3002)
+++ branches/drbd-8.1/drbd/drbd_wrappers.h	2007-07-27 13:07:19 UTC (rev 3003)
@@ -185,6 +185,17 @@
 		);
 }
 
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,23)
+static inline void drbd_unregister_blkdev(unsigned int major, const char *name)
+{
+	int ret = unregister_blkdev(major,name);
+	if (ret)
+		printk(KERN_ERR DEVICE_NAME": unregister of device failed\n");
+}
+#else
+#define drbd_unregister_blkdev unregister_blkdev
+#endif
+
 #ifdef NEED_BACKPORT_OF_ATOMIC_ADD
 
 #if defined(__x86_64__)