[BACKPORT,4.14.y,16/18] ASoC: davinci-mcasp: Fix an error handling path in 'davinci_mcasp_probe()'
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Message ID 20190905161759.28036-17-mathieu.poirier@linaro.org
State New
Headers show
  • Backport candidate from TI 4.14 product kernel
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Commit Message

Mathieu Poirier Sept. 5, 2019, 4:17 p.m. UTC
From: Christophe Jaillet <christophe.jaillet@wanadoo.fr>

commit 1b8b68b05d1868404316d32e20782b00442aba90 upstream

All error handling paths in this function 'goto err' except this one.

If one of the 2 previous memory allocations fails, we should go through
the existing error handling path. Otherwise there is an unbalanced

Fixes: dd55ff8346a9 ("ASoC: davinci-mcasp: Add set_tdm_slots() support")
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Acked-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
 sound/soc/davinci/davinci-mcasp.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

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diff --git a/sound/soc/davinci/davinci-mcasp.c b/sound/soc/davinci/davinci-mcasp.c
index b4e6f4a04cb6..07bac9ea65c4 100644
--- a/sound/soc/davinci/davinci-mcasp.c
+++ b/sound/soc/davinci/davinci-mcasp.c
@@ -2022,8 +2022,10 @@  static int davinci_mcasp_probe(struct platform_device *pdev)
 	if (!mcasp->chconstr[SNDRV_PCM_STREAM_PLAYBACK].list ||
-	    !mcasp->chconstr[SNDRV_PCM_STREAM_CAPTURE].list)
-		return -ENOMEM;
+	    !mcasp->chconstr[SNDRV_PCM_STREAM_CAPTURE].list) {
+		ret = -ENOMEM;
+		goto err;
+	}
 	ret = davinci_mcasp_set_ch_constraints(mcasp);
 	if (ret)