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-rw-r--r--sound/isa/sb/sb16_main.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/sound/isa/sb/sb16_main.c b/sound/isa/sb/sb16_main.c
index 37e6ce7b0b13..981d65d122b6 100644
--- a/sound/isa/sb/sb16_main.c
+++ b/sound/isa/sb/sb16_main.c
@@ -879,10 +879,14 @@ int snd_sb16dsp_pcm(struct snd_sb *chip, int device)
snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_sb16_playback_ops);
snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_sb16_capture_ops);
- if (chip->dma16 >= 0 && chip->dma8 != chip->dma16)
- snd_ctl_add(card, snd_ctl_new1(&snd_sb16_dma_control, chip));
- else
+ if (chip->dma16 >= 0 && chip->dma8 != chip->dma16) {
+ err = snd_ctl_add(card, snd_ctl_new1(
+ &snd_sb16_dma_control, chip));
+ if (err)
+ return err;
+ } else {
pcm->info_flags = SNDRV_PCM_INFO_HALF_DUPLEX;
+ }
snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
snd_dma_isa_data(),