Commit 0f25e000 authored by Kangjie Lu's avatar Kangjie Lu Committed by Takashi Iwai
Browse files

ALSA: gus: add a check of the status of snd_ctl_add 



snd_ctl_add() could fail, so let's check its status and issue an error
message if it indeed fails.

Signed-off-by: default avatarKangjie Lu <kjlu@umn.edu>
Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
parent 4bccb403

sound/isa/gus/gus_main.c

+11 −2
Original line number Diff line number Diff line
@@ -92,8 +92,17 @@ static const struct snd_kcontrol_new snd_gus_joystick_control = { 


static void snd_gus_init_control(struct snd_gus_card *gus)

{

	if (!gus->ace_flag)

		snd_ctl_add(gus->card, snd_ctl_new1(&snd_gus_joystick_control, gus));

	int ret;



	if (!gus->ace_flag) {

		ret =

			snd_ctl_add(gus->card,

					snd_ctl_new1(&snd_gus_joystick_control,

						gus));

		if (ret)

			snd_printk(KERN_ERR "gus: snd_ctl_add failed: %d\n",

					ret);

	}

}



/*