hollalinux
/
linux-sg2042
mirror of https://github.com/sophgo/linux-riscv.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

ALSA: hda - Fix parse of init_verbs sysfs entry 

Fixed the parse of init_verbs hwdep sysfs entry.
Simplieied using sscanf.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2009-02-20 15:59:01 +01:00
parent d14a7e0bfc
commit 55290e1932
1 changed files with 8 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
sound/pci/hda/hda_hwdep.c
View File

@ -277,18 +277,19 @@ static ssize_t init_verbs_store(struct device *dev,
{
struct snd_hwdep *hwdep = dev_get_drvdata(dev);
struct hda_codec *codec = hwdep->private_data;
char *p;
struct hda_verb verb, *v;
struct hda_verb *v;
int nid, verb, param;
verb.nid = simple_strtoul(buf, &p, 0);
verb.verb = simple_strtoul(p, &p, 0);
verb.param = simple_strtoul(p, &p, 0);
if (!verb.nid || !verb.verb || !verb.param)
if (sscanf(buf, "%i %i %i", &nid, &verb, &param) != 3)
return -EINVAL;
if (!nid || !verb)
return -EINVAL;
v = snd_array_new(&codec->init_verbs);
if (!v)
return -ENOMEM;
*v = verb;
v->nid = nid;
v->verb = verb;
v->param = param;
return count;
}