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it no longer crashes on null pointer

This commit is contained in:
Preston Baxter 2024-07-30 17:12:16 -05:00
parent 0648ff5649
commit 941cae8042
1 changed files with 8 additions and 2 deletions
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10
aes67.c
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@ -100,6 +100,7 @@ static int snd_aes67_create(struct snd_card *card, struct aes67 **rvirtcard)
}
snd_printk(KERN_INFO "Successfully created AES67\n");
*rvirtcard = virtcard;
return 0;
}
@ -120,6 +121,7 @@ static int aes67_probe(struct platform_device *devptr)
return err;
}
virtcard = card->private_data;
virtcard->dev = &devptr->dev; //I don't know if this is safe
snd_printk(KERN_INFO "Attempting to create AES67 Virtual Soundcard\n");
err = snd_aes67_create(card, &virtcard);
@ -300,20 +302,24 @@ static int snd_aes67_new_pcm(struct aes67 *virtcard)
snd_printk(KERN_INFO "Initializing PCM for Virtual Soundcard");
err = snd_pcm_new(virtcard->card, CARD_NAME, 0, 1, 1, &pcm);
if (err < 0)
if (err < 0) {
snd_printk(KERN_INFO "Failed initializing PCM for Virtual Soundcard");
return err;
}
snd_printk(KERN_INFO "Assigning PCM to Virtual Soundcard");
pcm->private_data = virtcard;
strcpy(pcm->name, CARD_NAME);
virtcard->pcm = pcm;
/* set operators */
snd_printk(KERN_INFO "Settig PCM Playback ops");
snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK,
&snd_aes67_playback_ops);
snd_printk(KERN_INFO "Settig PCM Capture ops");
snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_aes67_capture_ops);
/*Da buffers*/
snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV, NULL, 64 * 1024,
snd_printk(KERN_INFO "Settig PCM managed buffer");
snd_pcm_set_managed_buffer_all(pcm, SNDRV_DEV_LOWLEVEL, virtcard->dev, 64 * 1024,
64 * 1024);
return 0;
}