#include <linux/init.h>
#include <linux/slab.h>
#include <linux/compat.h>
+#include <linux/nospec.h>
#include <sound/core.h>
#include "hda_codec.h"
#include "hda_local.h"
if (get_user(verb, &arg->verb))
return -EFAULT;
- res = get_wcaps(codec, verb >> 24);
+ /* open-code get_wcaps(verb>>24) with nospec */
+ verb >>= 24;
+ if (verb < codec->core.start_nid ||
+ verb >= codec->core.start_nid + codec->core.num_nodes) {
+ res = 0;
+ } else {
+ verb -= codec->core.start_nid;
+ verb = array_index_nospec(verb, codec->core.num_nodes);
+ res = codec->wcaps[verb];
+ }
if (put_user(res, &arg->res))
return -EFAULT;
return 0;