Patch "ASoC: davinci: Kill BUG_ON() usage" has been added to the 4.14-stable tree

[gregkh at linuxfoundation.org]

This is a note to let you know that I've just added the patch titled

    ASoC: davinci: Kill BUG_ON() usage

to the 4.14-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-davinci-kill-bug_on-usage.patch
and it can be found in the queue-4.14 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable at vger.kernel.org> know about it.


>From foo at baz Mon 11 Nov 2019 10:07:22 AM CET
From: Mathieu Poirier <mathieu.poirier at linaro.org>
Date: Thu,  5 Sep 2019 10:17:56 -0600
Subject: ASoC: davinci: Kill BUG_ON() usage
To: stable at vger.kernel.org
Cc: linux-usb at vger.kernel.org, linux-kernel at vger.kernel.org, linux-pm at vger.kernel.org, dri-devel at lists.freedesktop.org, linux-omap at vger.kernel.org, linux-i2c at vger.kernel.org, linux-pci at vger.kernel.org, linux-mtd at lists.infradead.org
Message-ID: <20190905161759.28036-16-mathieu.poirier at linaro.org>

From: Takashi Iwai <tiwai at suse.de>

commit befff4fbc27e19b14b343eb4a65d8f75d38b6230 upstream

Don't use BUG_ON() for a non-critical sanity check on production
systems.  This patch replaces with a softer WARN_ON() and an error
path.

Signed-off-by: Takashi Iwai <tiwai at suse.de>
Signed-off-by: Mark Brown <broonie at kernel.org>
Signed-off-by: Mathieu Poirier <mathieu.poirier at linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh at linuxfoundation.org>
---
 sound/soc/davinci/davinci-mcasp.c |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

--- a/sound/soc/davinci/davinci-mcasp.c
+++ b/sound/soc/davinci/davinci-mcasp.c
@@ -1748,7 +1748,8 @@ static int davinci_mcasp_get_dma_type(st
 				PTR_ERR(chan));
 		return PTR_ERR(chan);
 	}
-	BUG_ON(!chan->device || !chan->device->dev);
+	if (WARN_ON(!chan->device || !chan->device->dev))
+		return -EINVAL;
 
 	if (chan->device->dev->of_node)
 		ret = of_property_read_string(chan->device->dev->of_node,


Patches currently in stable-queue which might be from mathieu.poirier at linaro.org are

queue-4.14/mailbox-reset-txdone_method-txdone_by_poll-if-client-knows_txdone.patch
queue-4.14/mtd-spi-nor-cadence-quadspi-add-a-delay-in-write-sequence.patch
queue-4.14/misc-pci_endpoint_test-fix-bug_on-error-during-pci_disable_msi.patch
queue-4.14/asoc-tlv320dac31xx-mark-expected-switch-fall-through.patch
queue-4.14/pci-dra7xx-add-shutdown-handler-to-cleanly-turn-off-clocks.patch
queue-4.14/asoc-tlv320aic31xx-handle-inverted-bclk-in-non-dsp-modes.patch
queue-4.14/mtd-spi-nor-enable-4b-opcodes-for-mx66l51235l.patch
queue-4.14/cpufreq-ti-cpufreq-add-missing-of_node_put.patch
queue-4.14/asoc-davinci-kill-bug_on-usage.patch
queue-4.14/mfd-palmas-assign-the-right-powerhold-mask-for-tps65917.patch
queue-4.14/asoc-davinci-mcasp-fix-an-error-handling-path-in-davinci_mcasp_probe.patch
queue-4.14/misc-pci_endpoint_test-prevent-some-integer-overflows.patch
queue-4.14/asoc-davinci-mcasp-handle-return-value-of-devm_kasprintf.patch
queue-4.14/i2c-omap-trigger-bus-recovery-in-lockup-case.patch
queue-4.14/usb-dwc3-allow-disabling-of-metastability-workaround.patch