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ALSA: mtpav - Fix initial value for input hwport 

Fix the initial value for input hwport.  The old value (-1) may cause
Oops when an realtime MIDI byte is received before the input port is
explicitly given.
Instead, now it's set to the broadcasting as default.

Tested-by: Holger Dehnhardt <dehnhardt@ahdehnhardt.de>
Cc: <stable@kernel.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2009-02-12 00:06:42 +01:00
parent 8e4921515c
commit 32cf9a16f4
1 changed files with 2 additions and 1 deletions
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3
sound/drivers/mtpav.c
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@ -706,7 +706,6 @@ static int __devinit snd_mtpav_probe(struct platform_device *dev)
mtp_card->card = card;
mtp_card->irq = -1;
mtp_card->share_irq = 0;
mtp_card->inmidiport = 0xffffffff;
mtp_card->inmidistate = 0;
mtp_card->outmidihwport = 0xffffffff;
init_timer(&mtp_card->timer);
@ -719,6 +718,8 @@ static int __devinit snd_mtpav_probe(struct platform_device *dev)
if (err < 0)
goto __error;
mtp_card->inmidiport = mtp_card->num_ports + MTPAV_PIDX_BROADCAST;
err = snd_mtpav_get_ISA(mtp_card);
if (err < 0)
goto __error;