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ALSA: hda - Add missing NULL check in amp hash allocation

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Added the missing NULL check from allocator in get_alloc_hash().

Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2008-11-07 00:23:30 +01:00
parent 64154835c5
commit c217429b14
1 changed files with 2 additions and 0 deletions
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2
sound/pci/hda/hda_codec.c
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@ -899,6 +899,8 @@ static struct hda_cache_head *get_alloc_hash(struct hda_cache_rec *cache,
/* add a new hash entry */
info = snd_array_new(&cache->buf);
if (!info)
return NULL;
info->key = key;
info->val = 0;
info->next = cache->hash[idx];