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path: root/drivers/md/dm.c
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-rw-r--r--drivers/md/dm.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/md/dm.c b/drivers/md/dm.c
index 41c9549b32ad..bb5c1eaca52b 100644
--- a/drivers/md/dm.c
+++ b/drivers/md/dm.c
@@ -7,6 +7,7 @@
#include "dm.h"
#include "dm-bio-list.h"
+#include "dm-uevent.h"
#include <linux/init.h>
#include <linux/module.h>
@@ -143,11 +144,19 @@ static int __init local_init(void)
return -ENOMEM;
}
+ r = dm_uevent_init();
+ if (r) {
+ kmem_cache_destroy(_tio_cache);
+ kmem_cache_destroy(_io_cache);
+ return r;
+ }
+
_major = major;
r = register_blkdev(_major, _name);
if (r < 0) {
kmem_cache_destroy(_tio_cache);
kmem_cache_destroy(_io_cache);
+ dm_uevent_exit();
return r;
}
@@ -162,6 +171,7 @@ static void local_exit(void)
kmem_cache_destroy(_tio_cache);
kmem_cache_destroy(_io_cache);
unregister_blkdev(_major, _name);
+ dm_uevent_exit();
_major = 0;