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Tue, 23 Sep 2025 04:28:42 -0700 (PDT) Received: from localhost ([196.207.164.177]) by smtp.gmail.com with UTF8SMTPSA id ffacd0b85a97d-3ee0fbf1d35sm25228491f8f.55.2025.09.23.04.28.42 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 23 Sep 2025 04:28:42 -0700 (PDT) Date: Tue, 23 Sep 2025 14:28:39 +0300 From: Dan Carpenter To: Srinivas Kandagatla Cc: Liam Girdwood , Mark Brown , Jaroslav Kysela , Takashi Iwai , Dmitry Baryshkov , linux-sound@vger.kernel.org, linux-kernel@vger.kernel.org, kernel-janitors@vger.kernel.org Subject: [PATCH next] ASoC: codecs: wcd-common: fix signedness bug in wcd_dt_parse_micbias_info() Message-ID: Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Disposition: inline X-Mailer: git-send-email haha only kidding Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" The error handling does not work because common->micb_vout[] is an array of u32. We need a signed variable to store negative error codes. Fixes: 4f16b6351bbf ("ASoC: codecs: wcd: add common helper for wcd codecs") Signed-off-by: Dan Carpenter Reviewed-by: Srinivas Kandagatla --- sound/soc/codecs/wcd-common.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) diff --git a/sound/soc/codecs/wcd-common.c b/sound/soc/codecs/wcd-common.c index 9bbfda828377..9016e974582f 100644 --- a/sound/soc/codecs/wcd-common.c +++ b/sound/soc/codecs/wcd-common.c @@ -62,12 +62,13 @@ static int wcd_get_micbias_val(struct device *dev, int = micb_num, u32 *micb_mv) =20 int wcd_dt_parse_micbias_info(struct wcd_common *common) { - int i; + int ret, i; =20 for (i =3D 0; i < common->max_bias; i++) { - common->micb_vout[i] =3D wcd_get_micbias_val(common->dev, i + 1, &common= ->micb_mv[i]); - if (common->micb_vout[i] < 0) - return -EINVAL; + ret =3D wcd_get_micbias_val(common->dev, i + 1, &common->micb_mv[i]); + if (ret < 0) + return ret; + common->micb_vout[i] =3D ret; } =20 return 0; --=20 2.51.0