diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c
index 04b5738..ea061b6 100644
--- a/sound/pci/hda/hda_codec.c
+++ b/sound/pci/hda/hda_codec.c
@@ -5535,14 +5535,12 @@
 	if (array->used >= array->alloced) {
 		int num = array->alloced + array->alloc_align;
 		int size = (num + 1) * array->elem_size;
-		int oldsize = array->alloced * array->elem_size;
 		void *nlist;
 		if (snd_BUG_ON(num >= 4096))
 			return NULL;
-		nlist = krealloc(array->list, size, GFP_KERNEL);
+		nlist = krealloc(array->list, size, GFP_KERNEL | __GFP_ZERO);
 		if (!nlist)
 			return NULL;
-		memset(nlist + oldsize, 0, size - oldsize);
 		array->list = nlist;
 		array->alloced = num;
 	}