[BUG, Patch] udev_volume_id -d option is broken

["Christian Bornträger" <cborntra@de.ibm.com>]

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Hello all,

The -d option in udev_allows to go from a partition to the underlying disk 
for s390 dasd labels. If the device is already the disk itself, finding the 
parent will fail, therefore -d on /sys/block/dasda/ for example gives no 
result at all. 
This patch seems to fix this issue.


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diff -u udev-050/extras/volume_id/udev_volume_id.c new/extras/volume_id/udev_volume_id.c
--- udev-050/extras/volume_id/udev_volume_id.c	2004-12-18 06:53:07.000000000 +0100
+++ new/extras/volume_id/udev_volume_id.c	2005-01-27 19:15:39.598923207 +0100
@@ -187,7 +186,7 @@
 		if (class_dev_parent != NULL)
 			vid = open_classdev(class_dev_parent);
 		else
-			vid = open_classdev(class_dev_parent);
+			vid = open_classdev(class_dev);
 		if (vid == NULL)
 			goto exit;