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authorJan Beulich <JBeulich@suse.com>2012-04-05 15:04:52 (GMT)
committerKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>2012-05-11 20:11:54 (GMT)
commit8605067fb9b8e34aecf44ec258657c9cc009fc5a (patch)
tree5c646866a1ef241674600764158c9eb340a5d543
parente77c78c02290c27925f67cd35b497e99ee0d6fe1 (diff)
downloadlinux-fsl-qoriq-8605067fb9b8e34aecf44ec258657c9cc009fc5a.tar.xz
xen-blkfront: module exit handling adjustments
The blkdev major must be released upon exit, or else the module can't attach to devices using the same majors upon being loaded again. Also avoid leaking the minor tracking bitmap. Signed-off-by: Jan Beulich <jbeulich@suse.com> Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
-rw-r--r--drivers/block/xen-blkfront.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/block/xen-blkfront.c b/drivers/block/xen-blkfront.c
index 4f2b460..60eed4b 100644
--- a/drivers/block/xen-blkfront.c
+++ b/drivers/block/xen-blkfront.c
@@ -1500,7 +1500,9 @@ module_init(xlblk_init);
static void __exit xlblk_exit(void)
{
- return xenbus_unregister_driver(&blkfront_driver);
+ xenbus_unregister_driver(&blkfront_driver);
+ unregister_blkdev(XENVBD_MAJOR, DEV_NAME);
+ kfree(minors);
}
module_exit(xlblk_exit);