ALSA: hda - Fix krealloc() replacement in hda_codec.c

It was obviously wrong, grr....

Signed-off-by: Takashi Iwai <tiwai@suse.de>

1 files changed, 2 insertions, 1 deletions

diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c
index 4afc6fcf0cd4..f26e487eca1c 100644
--- a/sound/pci/hda/hda_codec.c
+++ b/sound/pci/hda/hda_codec.c
@@ -4958,13 +4958,14 @@ void *snd_array_new(struct snd_array *array)
         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);
                 if (!nlist)
                         return NULL;
-                memset(nlist, 0, size - array->alloced * array->elem_size);
+                memset(nlist + oldsize, 0, size - oldsize);
                 array->list = nlist;
                 array->alloced = num;
         }