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authorTakashi Iwai <tiwai@suse.de>2014-11-20 21:39:14 +0100
committerTakashi Iwai <tiwai@suse.de>2014-11-20 21:44:49 +0100
commit01cb156edbbd4e6c4fd8db0d05f18c62c424f9aa (patch)
tree51cad682b4615ca9f2722e9f39ed68d4d012be96 /sound/usb
parent6676f3081f7e3dae64e05b87d47a041b782f898a (diff)
downloadlinux-01cb156edbbd4e6c4fd8db0d05f18c62c424f9aa.tar.bz2
ALSA: usb-audio: Use snd_usb_ctl_msg() for Native Instruments quirk
snd_nativeinstruments_control_get() uses a stack as a buffer for usb_control_msg(), but it's basically not allowed. Replace the call with a safer helper, snd_usb_ctl_msg(), instead. Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/usb')
-rw-r--r--sound/usb/mixer_quirks.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/sound/usb/mixer_quirks.c b/sound/usb/mixer_quirks.c
index 7c83bab69dee..8c9bf4b7aaf0 100644
--- a/sound/usb/mixer_quirks.c
+++ b/sound/usb/mixer_quirks.c
@@ -593,10 +593,10 @@ static int snd_nativeinstruments_control_get(struct snd_kcontrol *kcontrol,
if (mixer->chip->shutdown)
ret = -ENODEV;
else
- ret = usb_control_msg(dev, usb_rcvctrlpipe(dev, 0), bRequest,
+ ret = snd_usb_ctl_msg(dev, usb_rcvctrlpipe(dev, 0), bRequest,
USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN,
0, wIndex,
- &tmp, sizeof(tmp), 1000);
+ &tmp, sizeof(tmp));
up_read(&mixer->chip->shutdown_rwsem);
if (ret < 0) {