Commit 6d531e7b authored by Zhouyang Jia's avatar Zhouyang Jia Committed by Takashi Iwai
Browse files

ALSA: emu10k1: add error handling for snd_ctl_add



When snd_ctl_add fails, the lack of error-handling code may
cause unexpected results.

This patch adds error-handling code after calling snd_ctl_add.

Signed-off-by: default avatarZhouyang Jia <jiazhouyang09@gmail.com>
Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
parent ef1ffbe7
...@@ -1858,7 +1858,9 @@ int snd_emu10k1_pcm_efx(struct snd_emu10k1 *emu, int device) ...@@ -1858,7 +1858,9 @@ int snd_emu10k1_pcm_efx(struct snd_emu10k1 *emu, int device)
if (!kctl) if (!kctl)
return -ENOMEM; return -ENOMEM;
kctl->id.device = device; kctl->id.device = device;
snd_ctl_add(emu->card, kctl); err = snd_ctl_add(emu->card, kctl);
if (err < 0)
return err;
snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(emu->pci), 64*1024, 64*1024); snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(emu->pci), 64*1024, 64*1024);
......
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