ALSA: hda: Use struct_size()

For code simplification and safety, use struct_size() macro for
calculating the hda_conn_list object size with the variable array.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2019-05-31 11:46:49 +02:00
parent 65be958088
commit a2d4560f0b

View File

@ -122,7 +122,7 @@ static int add_conn_list(struct hda_codec *codec, hda_nid_t nid, int len,
{
struct hda_conn_list *p;
p = kmalloc(sizeof(*p) + len * sizeof(hda_nid_t), GFP_KERNEL);
p = kmalloc(struct_size(p, conns, len), GFP_KERNEL);
if (!p)
return -ENOMEM;
p->len = len;