Allocation may fail, show if it did.
Signed-off-by: Roel Kluin <roel.kluin@xxxxxxxxx>
---
diff --git a/sound/core/oss/pcm_oss.c b/sound/core/oss/pcm_oss.c
index dbe406b..ea91a0a 100644
--- a/sound/core/oss/pcm_oss.c
+++ b/sound/core/oss/pcm_oss.c
@@ -1047,6 +1047,10 @@ static int snd_pcm_oss_change_params(struct snd_pcm_substream *substream)
runtime->oss.prepare = 1;
vfree(runtime->oss.buffer);
runtime->oss.buffer = vmalloc(runtime->oss.period_bytes);
+ if (runtime->oss.buffer == NULL) {
+ err = -ENOMEM;
+ goto failure;
+ }
runtime->oss.buffer_used = 0;
if (runtime->dma_area)
snd_pcm_format_set_silence(runtime->format, runtime->dma_area, bytes_to_samples(runtime, runtime->dma_bytes));
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