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From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     linux-kernel@vger.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org, Dan Carpenter <dan.carpenter@oracle.com>,
        Vaibhav Agarwal <vaibhav.sr@gmail.com>,
        Mark Greer <mgreer@animalcreek.com>,
        Jakob Koschel <jakobkoschel@gmail.com>,
        Sasha Levin <sashal@kernel.org>
Subject: [PATCH 5.15 002/247] staging: greybus: codecs: fix type confusion of list iterator variable
Date:   Mon, 13 Jun 2022 12:08:24 +0200
Message-Id: <20220613094922.952614659@linuxfoundation.org>
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From: Jakob Koschel <jakobkoschel@gmail.com>

[ Upstream commit 84ef256550196bc06e6849a34224c998b45bd557 ]

If the list does not exit early then data == NULL and 'module' does not
point to a valid list element.
Using 'module' in such a case is not valid and was therefore removed.

Fixes: 6dd67645f22c ("greybus: audio: Use single codec driver registration")
Reviewed-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Vaibhav Agarwal <vaibhav.sr@gmail.com>
Reviewed-by: Mark Greer <mgreer@animalcreek.com>
Signed-off-by: Jakob Koschel <jakobkoschel@gmail.com>
Link: https://lore.kernel.org/r/20220321123626.3068639-1-jakobkoschel@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/staging/greybus/audio_codec.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/staging/greybus/audio_codec.c b/drivers/staging/greybus/audio_codec.c
index b589cf6b1d03..e19b91e7a72e 100644
--- a/drivers/staging/greybus/audio_codec.c
+++ b/drivers/staging/greybus/audio_codec.c
@@ -599,8 +599,8 @@ static int gbcodec_mute_stream(struct snd_soc_dai *dai, int mute, int stream)
 			break;
 	}
 	if (!data) {
-		dev_err(dai->dev, "%s:%s DATA connection missing\n",
-			dai->name, module->name);
+		dev_err(dai->dev, "%s DATA connection missing\n",
+			dai->name);
 		mutex_unlock(&codec->lock);
 		return -ENODEV;
 	}
-- 
2.35.1