From: Pierre-Louis Bossart pierre-louis.bossart@linux.intel.com
[ Upstream commit 06dcb4e443643db93b286f861133785ca46f5a19 ]
snd_soc_dai_get_sdw_stream() can only return the pointer to stream or an ERR_PTR value, NULL is not a possible value.
Fixes: 09553140c8d7b ('soundwire: intel: implement get_sdw_stream() operations') Reported-by: Bard Liao yung-chuan.liao@linux.intel.com Signed-off-by: Pierre-Louis Bossart pierre-louis.bossart@linux.intel.com Reviewed-by: Rander Wang rander.wang@linux.intel.com Signed-off-by: Bard Liao yung-chuan.liao@linux.intel.com Link: https://lore.kernel.org/r/20200903204739.31206-3-yung-chuan.liao@linux.intel... Signed-off-by: Vinod Koul vkoul@kernel.org Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/soundwire/intel.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/soundwire/intel.c b/drivers/soundwire/intel.c index a283670659a92..10ff166977f8f 100644 --- a/drivers/soundwire/intel.c +++ b/drivers/soundwire/intel.c @@ -1011,7 +1011,7 @@ static void *intel_get_sdw_stream(struct snd_soc_dai *dai, dma = dai->capture_dma_data;
if (!dma) - return NULL; + return ERR_PTR(-EINVAL);
return dma->stream; }