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Commit 9c294902 authored by Kulikov Vasiliy's avatar Kulikov Vasiliy Committed by Takashi Iwai
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sound: oss: msnd: check request_region() return value 



request_region() may fail, if so return -EBUSY.

Signed-off-by: default avatarKulikov Vasiliy <segooon@gmail.com>
Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
parent fa95a647

sound/oss/msnd_pinnacle.c

+6 −2
Original line number Diff line number Diff line
@@ -1400,9 +1400,13 @@ static int __init attach_multisound(void) 
		printk(KERN_ERR LOGNAME ": Couldn't grab IRQ %d\n", dev.irq);

		return err;

	}

	request_region(dev.io, dev.numio, dev.name);

	if (request_region(dev.io, dev.numio, dev.name) == NULL) {

		free_irq(dev.irq, &dev);

		return -EBUSY;

	}



        if ((err = dsp_full_reset()) < 0) {

	err = dsp_full_reset();

	if (err < 0) {

		release_region(dev.io, dev.numio);

		free_irq(dev.irq, &dev);

		return err;