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authorKees Cook <keescook@chromium.org>2017-10-16 16:07:31 -0700
committerTakashi Iwai <tiwai@suse.de>2017-10-17 10:52:22 +0200
commita6162afa7135548973ba633c7795db9648fbd4a2 (patch)
tree17fd30e77a7041717a516bb9d48f5ddfaaa4d8ad /sound/usb/midi.c
parent0011a33f097dd97d09a1ebd32c5d8df0be7ac04a (diff)
ALSA: usb-audio: Convert timers to use timer_setup()
In preparation for unconditionally passing the struct timer_list pointer to all timer callbacks, switch to using the new timer_setup() and from_timer() to pass the timer pointer explicitly. Signed-off-by: Kees Cook <keescook@chromium.org> Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/usb/midi.c')
-rw-r--r--sound/usb/midi.c7
1 files changed, 3 insertions, 4 deletions
diff --git a/sound/usb/midi.c b/sound/usb/midi.c
index 7ab25de5ca0a..2c1aaa3292bf 100644
--- a/sound/usb/midi.c
+++ b/sound/usb/midi.c
@@ -352,9 +352,9 @@ static void snd_usbmidi_out_tasklet(unsigned long data)
}
/* called after transfers had been interrupted due to some USB error */
-static void snd_usbmidi_error_timer(unsigned long data)
+static void snd_usbmidi_error_timer(struct timer_list *t)
{
- struct snd_usb_midi *umidi = (struct snd_usb_midi *)data;
+ struct snd_usb_midi *umidi = from_timer(umidi, t, error_timer);
unsigned int i, j;
spin_lock(&umidi->disc_lock);
@@ -2369,8 +2369,7 @@ int __snd_usbmidi_create(struct snd_card *card,
usb_id = USB_ID(le16_to_cpu(umidi->dev->descriptor.idVendor),
le16_to_cpu(umidi->dev->descriptor.idProduct));
umidi->usb_id = usb_id;
- setup_timer(&umidi->error_timer, snd_usbmidi_error_timer,
- (unsigned long)umidi);
+ timer_setup(&umidi->error_timer, snd_usbmidi_error_timer, 0);
/* detect the endpoint(s) to use */
memset(endpoints, 0, sizeof(endpoints));