ASoC: rt5514-spi: Fix potential NULL pointer dereference

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commit 060d0bf491 upstream.

There is a potential NULL pointer dereference in case devm_kzalloc()
fails and returns NULL.

Fix this by adding a NULL check on rt5514_dsp.

This issue was detected with the help of Coccinelle.

Fixes: 6eebf35b0e ("ASoC: rt5514: add rt5514 SPI driver")
Cc: stable@vger.kernel.org
Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Gustavo A. R. Silva 2019-01-15 11:57:23 -06:00 • committed by Greg Kroah-Hartman

parent bfca4e001c

commit 8fead3eced

1 changed files with 2 additions and 0 deletions

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sound/soc/codecs/rt5514-spi.c

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