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authorJarkko Nikula <jarkko.nikula@linux.intel.com>2014-02-25 16:37:47 +0200
committerMark Brown <broonie@linaro.org>2014-02-26 08:45:35 +0900
commit5069e5c93ca73eab185d3bb338a1362275f9ea70 (patch)
treec0d347fab5362f85101fba760178e3cebd438319 /sound/soc/intel
parent20df8d03a7a6d71cc8c1fe54cf2c69b2d416423f (diff)
ASoC: Intel: sst-acpi: Fix Oops in case of missing firmware
I swear I tested missing firmware in commit e5161d7987f1 ("ASoC: Intel: sst-acpi: Request firmware before SST platform driver probing"). Unfortunately same wasn't done in commit 6dda27cbbd1d ("ASoC: Intel: sst-acpi: Add support for multiple machine drivers per platform") which will cause NULL pointer dereference in sst_acpi_fw_cb() when printing the error since sst_acpi->mach is not set. Fix this obvious error by setting the sst_acpi->mach in sst_acpi_probe(). Reported-by: Mika Westerberg <mika.westerberg@linux.intel.com> Signed-off-by: Jarkko Nikula <jarkko.nikula@linux.intel.com> Acked-by: Liam Girdwood <liam.r.girdwood@linux.intel.com> Signed-off-by: Mark Brown <broonie@linaro.org>
Diffstat (limited to 'sound/soc/intel')
-rw-r--r--sound/soc/intel/sst-acpi.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/sound/soc/intel/sst-acpi.c b/sound/soc/intel/sst-acpi.c
index 0bb43169e146..5d06eecb6198 100644
--- a/sound/soc/intel/sst-acpi.c
+++ b/sound/soc/intel/sst-acpi.c
@@ -139,6 +139,7 @@ static int sst_acpi_probe(struct platform_device *pdev)
sst_pdata = &sst_acpi->sst_pdata;
sst_pdata->id = desc->sst_id;
sst_acpi->desc = desc;
+ sst_acpi->mach = mach;
if (desc->resindex_dma_base >= 0) {
sst_pdata->dma_engine = desc->dma_engine;