[PATCH] device-mapper dm-ioctl: missing put in table load error case

An error path in table_load() forgets to release a table that won't now be
referenced.

Signed-off-by: Alasdair G Kergon <agk@redhat.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/drivers/md/dm-ioctl.c b/drivers/md/dm-ioctl.c
index 54ec737..a90b053 100644
--- a/drivers/md/dm-ioctl.c
+++ b/drivers/md/dm-ioctl.c
@@ -974,6 +974,7 @@
 	if (!hc) {
 		DMWARN("device doesn't appear to be in the dev hash table.");
 		up_write(&_hash_lock);
+		dm_table_put(t);
 		return -ENXIO;
 	}