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ALSA: ad1889: Fix the missing snd_card_free() call at probe error

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The previous cleanup with devres may lead to the incorrect release
orders at the probe error handling due to the devres's nature.  Until
we register the card, snd_card_free() has to be called at first for
releasing the stuff properly when the driver tries to manage and
release the stuff via card->private_free().

This patch fixes it by calling snd_card_free() on the error from the
probe callback using a new helper function.

Fixes: 567f587541 ("ALSA: ad1889: Allocate resources with device-managed APIs")
Link: https://lore.kernel.org/r/20220412102636.16000-4-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2022-04-12 12:26:00 +02:00
parent d724580711
commit a8e84a5da1
1 changed files with 8 additions and 2 deletions
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10
sound/pci/ad1889.c
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@ -844,8 +844,8 @@ snd_ad1889_create(struct snd_card *card, struct pci_dev *pci)
}
static int
snd_ad1889_probe(struct pci_dev *pci,
const struct pci_device_id *pci_id)
__snd_ad1889_probe(struct pci_dev *pci,
const struct pci_device_id *pci_id)
{
int err;
static int devno;
@ -904,6 +904,12 @@ snd_ad1889_probe(struct pci_dev *pci,
return 0;
}
static int snd_ad1889_probe(struct pci_dev *pci,
const struct pci_device_id *pci_id)
{
return snd_card_free_on_error(&pci->dev, __snd_ad1889_probe(pci, pci_id));
}
static const struct pci_device_id snd_ad1889_ids[] = {
{ PCI_DEVICE(PCI_VENDOR_ID_ANALOG_DEVICES, PCI_DEVICE_ID_AD1889JS) },
{ 0, },