From 6b2a5ea4d9690a25aaa4f77ce4f7d746b053b64a Mon Sep 17 00:00:00 2001 From: Yuhui Zhao Date: Wed, 29 Mar 2023 17:43:48 +0800 Subject: [PATCH] asoc: lpass-cdc: add null pointer check in register_notifier func Add null pointer check in register_notifier funcion. Change-Id: Icba3776cbf33095dc8bdf32ed7b6c749e639a11b --- asoc/codecs/lpass-cdc/lpass-cdc.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/asoc/codecs/lpass-cdc/lpass-cdc.c b/asoc/codecs/lpass-cdc/lpass-cdc.c index 69266ad38a..298e2b71a7 100644 --- a/asoc/codecs/lpass-cdc/lpass-cdc.c +++ b/asoc/codecs/lpass-cdc/lpass-cdc.c @@ -233,8 +233,8 @@ static int lpass_cdc_register_notifier(void *handle, { struct lpass_cdc_priv *priv = (struct lpass_cdc_priv *)handle; - if (!priv) { - pr_err_ratelimited("%s: lpass_cdc priv is null\n", __func__); + if (!priv || !nblock) { + pr_err_ratelimited("%s: lpass_cdc priv or nblock is null\n", __func__); return -EINVAL; } if (enable)