[PATCH 09/32] ALSA: bt87x: Use auto-cleanup for probe card error handling

[Takashi Iwai <tiwai@suse.de>]

Instead of the manual call of snd_card_free_on_error(), use the
auto-cleanup feature.

Merely a code cleanup, and no functional changes.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
---
 sound/pci/bt87x.c | 13 ++++---------
 1 file changed, 4 insertions(+), 9 deletions(-)

diff --git a/sound/pci/bt87x.c b/sound/pci/bt87x.c
index 383def1f2af7..be402b94da17 100644
--- a/sound/pci/bt87x.c
+++ b/sound/pci/bt87x.c
@@ -798,11 +798,11 @@ static int snd_bt87x_detect_card(struct pci_dev *pci)
 	return SND_BT87X_BOARD_UNKNOWN;
 }
 
-static int __snd_bt87x_probe(struct pci_dev *pci,
-			     const struct pci_device_id *pci_id)
+static int snd_bt87x_probe(struct pci_dev *pci,
+			   const struct pci_device_id *pci_id)
 {
 	static int dev;
-	struct snd_card *card;
+	struct snd_card *card __free(snd_card_unref) = NULL;
 	struct snd_bt87x *chip;
 	int err;
 	enum snd_bt87x_boardid boardid;
@@ -878,16 +878,11 @@ static int __snd_bt87x_probe(struct pci_dev *pci,
 		return err;
 
 	pci_set_drvdata(pci, card);
+	card = NULL; /* probe succeeded, don't release as error */
 	++dev;
 	return 0;
 }
 
-static int snd_bt87x_probe(struct pci_dev *pci,
-			   const struct pci_device_id *pci_id)
-{
-	return snd_card_free_on_error(&pci->dev, __snd_bt87x_probe(pci, pci_id));
-}
-
 /* default entries for all Bt87x cards - it's not exported */
 /* driver_data is set to 0 to call detection */
 static const struct pci_device_id snd_bt87x_default_ids[] = {
-- 
2.55.0