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-rw-r--r--sound/hda/array.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/sound/hda/array.c b/sound/hda/array.c
index 516795baa7db..5dfa610e4471 100644
--- a/sound/hda/array.c
+++ b/sound/hda/array.c
@@ -21,13 +21,15 @@ void *snd_array_new(struct snd_array *array)
21 return NULL; 21 return NULL;
22 if (array->used >= array->alloced) { 22 if (array->used >= array->alloced) {
23 int num = array->alloced + array->alloc_align; 23 int num = array->alloced + array->alloc_align;
24 int oldsize = array->alloced * array->elem_size;
24 int size = (num + 1) * array->elem_size; 25 int size = (num + 1) * array->elem_size;
25 void *nlist; 26 void *nlist;
26 if (snd_BUG_ON(num >= 4096)) 27 if (snd_BUG_ON(num >= 4096))
27 return NULL; 28 return NULL;
28 nlist = krealloc(array->list, size, GFP_KERNEL | __GFP_ZERO); 29 nlist = krealloc(array->list, size, GFP_KERNEL);
29 if (!nlist) 30 if (!nlist)
30 return NULL; 31 return NULL;
32 memset(nlist + oldsize, 0, size - oldsize);
31 array->list = nlist; 33 array->list = nlist;
32 array->alloced = num; 34 array->alloced = num;
33 } 35 }