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Kirill Smelkov
linux
Commits
d8d881dd
Commit
d8d881dd
authored
Dec 22, 2009
by
Takashi Iwai
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ALSA: hda - Fix NULL dereference with enable_beep=0 option
Signed-off-by:
Takashi Iwai
<
tiwai@suse.de
>
parent
de8853bc
Changes
1
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9 deletions
+10
-9
sound/pci/hda/patch_sigmatel.c
sound/pci/hda/patch_sigmatel.c
+10
-9
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sound/pci/hda/patch_sigmatel.c
View file @
d8d881dd
...
...
@@ -3779,17 +3779,18 @@ static int stac92xx_parse_auto_config(struct hda_codec *codec, hda_nid_t dig_out
err
=
snd_hda_attach_beep_device
(
codec
,
nid
);
if
(
err
<
0
)
return
err
;
if
(
codec
->
beep
)
{
/* IDT/STAC codecs have linear beep tone parameter */
codec
->
beep
->
linear_tone
=
1
;
/* if no beep switch is available, make its own one */
caps
=
query_amp_caps
(
codec
,
nid
,
HDA_OUTPUT
);
if
(
codec
->
beep
&&
!
((
caps
&
AC_AMPCAP_MUTE
)
>>
AC_AMPCAP_MUTE_SHIFT
))
{
if
(
!
(
caps
&
AC_AMPCAP_MUTE
))
{
err
=
stac92xx_beep_switch_ctl
(
codec
);
if
(
err
<
0
)
return
err
;
}
}
}
#endif
err
=
stac92xx_auto_create_hp_ctls
(
codec
,
&
spec
->
autocfg
);
...
...
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