Unverified Commit bf266d80 authored by openeuler-ci-bot's avatar openeuler-ci-bot Committed by Gitee
Browse files

!15796 ALSA: hda/via: Avoid potential array out-of-bound in add_secret_dac_path() 

Merge Pull Request from: @ci-robot 
 
PR sync from: Yuntao Liu <liuyuntao12@huawei.com>
https://mailweb.openeuler.org/archives/list/kernel@openeuler.org/message/DZVKRH7POUNA6SGHCBREAZGNQHUPPTOU/ 
 
https://gitee.com/src-openeuler/kernel/issues/IBWVYV 
 
Link:https://gitee.com/openeuler/kernel/pulls/15796

 

Reviewed-by: default avatarZhang Jianhua <chris.zjh@huawei.com>
Reviewed-by: default avatarYuan Can <yuancan@huawei.com>
Signed-off-by: default avatarYuan Can <yuancan@huawei.com>
parents b361e5fc 07c16879

sound/pci/hda/patch_via.c

+3 −0
Original line number Diff line number Diff line
@@ -833,6 +833,9 @@ static int add_secret_dac_path(struct hda_codec *codec) 
		return 0;

	nums = snd_hda_get_connections(codec, spec->gen.mixer_nid, conn,

				       ARRAY_SIZE(conn) - 1);

	if (nums < 0)

		return nums;



	for (i = 0; i < nums; i++) {

		if (get_wcaps_type(get_wcaps(codec, conn[i])) == AC_WID_AUD_OUT)

			return 0;