This is a note to let you know that I've just added the patch titled
ASoC: codecs: wcd938x: drop bogus bind error handling
to the 5.15-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
asoc-codecs-wcd938x-drop-bogus-bind-error-handling.patch
and it can be found in the queue-5.15 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From bfbc79de60c53e5fed505390440b87ef59ee268c Mon Sep 17 00:00:00 2001
From: Johan Hovold <johan+linaro@xxxxxxxxxx>
Date: Tue, 3 Oct 2023 17:55:52 +0200
Subject: ASoC: codecs: wcd938x: drop bogus bind error handling
From: Johan Hovold <johan+linaro@xxxxxxxxxx>
commit bfbc79de60c53e5fed505390440b87ef59ee268c upstream.
Drop the bogus error handling for a soundwire device backcast during
bind() that cannot fail.
Fixes: 16572522aece ("ASoC: codecs: wcd938x-sdw: add SoundWire driver")
Cc: stable@xxxxxxxxxxxxxxx # 5.14
Cc: Srinivas Kandagatla <srinivas.kandagatla@xxxxxxxxxx>
Signed-off-by: Johan Hovold <johan+linaro@xxxxxxxxxx>
Link: https://lore.kernel.org/r/20231003155558.27079-2-johan+linaro@xxxxxxxxxx
Signed-off-by: Mark Brown <broonie@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
sound/soc/codecs/wcd938x.c | 4 ----
1 file changed, 4 deletions(-)
--- a/sound/soc/codecs/wcd938x.c
+++ b/sound/soc/codecs/wcd938x.c
@@ -4424,10 +4424,6 @@ static int wcd938x_bind(struct device *d
wcd938x->sdw_priv[AIF1_CAP] = dev_get_drvdata(wcd938x->txdev);
wcd938x->sdw_priv[AIF1_CAP]->wcd938x = wcd938x;
wcd938x->tx_sdw_dev = dev_to_sdw_dev(wcd938x->txdev);
- if (!wcd938x->tx_sdw_dev) {
- dev_err(dev, "could not get txslave with matching of dev\n");
- return -EINVAL;
- }
/* As TX is main CSR reg interface, which should not be suspended first.
* expicilty add the dependency link */
Patches currently in stable-queue which might be from johan+linaro@xxxxxxxxxx are
queue-5.15/asoc-codecs-wcd938x-fix-unbind-tear-down-order.patch
queue-5.15/asoc-codecs-wcd938x-sdw-fix-use-after-free-on-driver-unbind.patch
queue-5.15/asoc-codecs-wcd938x-drop-bogus-bind-error-handling.patch
queue-5.15/asoc-codecs-wcd938x-sdw-fix-runtime-pm-imbalance-on-probe-errors.patch
queue-5.15/regmap-fix-null-deref-on-lookup.patch
