From: Pierre-Louis Bossart <pierre-louis.bossart@xxxxxxxxxxxxxxx>
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@xxxxxxxxxxxxxxx>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@xxxxxxxxxxxxxxx>
Reviewed-by: Rander Wang <rander.wang@xxxxxxxxxxxxxxx>
Signed-off-by: Bard Liao <yung-chuan.liao@xxxxxxxxxxxxxxx>
---
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 710f5eba936b..7c20b7daf1c8 100644
--- a/drivers/soundwire/intel.c
+++ b/drivers/soundwire/intel.c
@@ -1142,7 +1142,7 @@ 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;
}
--
2.17.1
