ALSA: hda - Add missing NULL check in amp hash allocation
Added the missing NULL check from allocator in get_alloc_hash(). Signed-off-by: Takashi Iwai <tiwai@suse.de>
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@ -899,6 +899,8 @@ static struct hda_cache_head *get_alloc_hash(struct hda_cache_rec *cache,
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/* add a new hash entry */
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info = snd_array_new(&cache->buf);
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if (!info)
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return NULL;
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info->key = key;
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info->val = 0;
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info->next = cache->hash[idx];
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