[PATCH] libblkid: fix memory leak

[Igor Bazhitov <igor.bazhitov@xxxxxxxxx>]

search_type and search_handle fields of blkid_dev_iterate iterator are
not being freed after usage.
Add cleanup code.

Signed-off-by: Igor Bazhitov <igor.bazhitov@xxxxxxxxx>

diff --git a/shlibs/blkid/src/dev.c b/shlibs/blkid/src/dev.c
index 24d989d..791a6c1 100644
--- a/shlibs/blkid/src/dev.c
+++ b/shlibs/blkid/src/dev.c
@@ -193,6 +193,8 @@ extern void blkid_dev_iterate_end(blkid_dev_iterate iter)
 	if (!iter || iter->magic != DEV_ITERATE_MAGIC)
 		return;
 	iter->magic = 0;
+	free(iter->search_type);
+	free(iter->search_value);
 	free(iter);
 }