lib/igt_list: Add igt_list_del_init()

Add helper function for delete and reinitialize list element.

Signed-off-by: Zbigniew Kempczyński <zbigniew.kempczynski@intel.com>
Cc: Petri Latvala <petri.latvala@intel.com>
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Jason Ekstrand <jason@jlekstrand.net>
Acked-by: Petri Latvala <petri.latvala@intel.com>

1 files changed, 6 insertions, 0 deletions

diff --git a/lib/igt_list.c b/lib/igt_list.c
index 5e30b19b..37ae139c 100644
--- a/lib/igt_list.c
+++ b/lib/igt_list.c
@@ -46,6 +46,12 @@ void igt_list_del(struct igt_list_head *elem)
 	elem->prev = NULL;
 }
 
+void igt_list_del_init(struct igt_list_head *elem)
+{
+	igt_list_del(elem);
+	IGT_INIT_LIST_HEAD(elem);
+}
+
 void igt_list_move(struct igt_list_head *elem, struct igt_list_head *list)
 {
 	igt_list_del(elem);