From: Bjorn Helgaas Date: Mon, 27 Mar 2006 09:17:12 +0000 (-0800) Subject: [PATCH] PNP: adjust pnp_register_card_driver() signature: dt019x X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=6736a6587b991477aae927c37176e8cab8689f9e;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git [PATCH] PNP: adjust pnp_register_card_driver() signature: dt019x Remove the assumption that pnp_register_card_driver() returns the number of devices claimed. Signed-off-by: Bjorn Helgaas Cc: Adam Belay Cc: Jaroslav Kysela Acked-by: Takashi Iwai Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- diff --git a/sound/isa/dt019x.c b/sound/isa/dt019x.c index 50e7bc5ef561..0acb4e5da47f 100644 --- a/sound/isa/dt019x.c +++ b/sound/isa/dt019x.c @@ -272,6 +272,8 @@ static int __devinit snd_card_dt019x_probe(int dev, struct pnp_card_link *pcard, return 0; } +static unsigned int __devinitdata dt019x_devices; + static int __devinit snd_dt019x_pnp_probe(struct pnp_card_link *card, const struct pnp_card_device_id *pid) { @@ -285,6 +287,7 @@ static int __devinit snd_dt019x_pnp_probe(struct pnp_card_link *card, if (res < 0) return res; dev++; + dt019x_devices++; return 0; } return -ENODEV; @@ -336,10 +339,13 @@ static struct pnp_card_driver dt019x_pnpc_driver = { static int __init alsa_card_dt019x_init(void) { - int cards = 0; + int err; + + err = pnp_register_card_driver(&dt019x_pnpc_driver); + if (err) + return err; - cards = pnp_register_card_driver(&dt019x_pnpc_driver); - if (cards <= 0) { + if (!dt019x_devices) { pnp_unregister_card_driver(&dt019x_pnpc_driver); #ifdef MODULE snd_printk(KERN_ERR "no DT-019X / ALS-007 based soundcards found\n");