[PATCH 2/3] ALSA: rme96: Use common error handling code in snd_rme96_probe()

From: SF Markus Elfring
Date: Sat Aug 12 2017 - 09:42:21 EST


From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
Date: Sat, 12 Aug 2017 14:50:33 +0200

Add a jump target so that a bit of exception handling can be better reused
at the end of this function.

Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
---
sound/pci/rme96.c | 27 ++++++++++++++-------------
1 file changed, 14 insertions(+), 13 deletions(-)

diff --git a/sound/pci/rme96.c b/sound/pci/rme96.c
index 82e8c78e48ca..0cdfd53b7796 100644
--- a/sound/pci/rme96.c
+++ b/sound/pci/rme96.c
@@ -2481,21 +2481,20 @@ snd_rme96_probe(struct pci_dev *pci,
rme96 = card->private_data;
rme96->card = card;
rme96->pci = pci;
- if ((err = snd_rme96_create(rme96)) < 0) {
- snd_card_free(card);
- return err;
- }
+ err = snd_rme96_create(rme96);
+ if (err)
+ goto free_card;

#ifdef CONFIG_PM_SLEEP
rme96->playback_suspend_buffer = vmalloc(RME96_BUFFER_SIZE);
if (!rme96->playback_suspend_buffer) {
- snd_card_free(card);
- return -ENOMEM;
+ err = -ENOMEM;
+ goto free_card;
}
rme96->capture_suspend_buffer = vmalloc(RME96_BUFFER_SIZE);
if (!rme96->capture_suspend_buffer) {
- snd_card_free(card);
- return -ENOMEM;
+ err = -ENOMEM;
+ goto free_card;
}
#endif

@@ -2521,14 +2520,16 @@ snd_rme96_probe(struct pci_dev *pci,
}
sprintf(card->longname, "%s at 0x%lx, irq %d", card->shortname,
rme96->port, rme96->irq);
-
- if ((err = snd_card_register(card)) < 0) {
- snd_card_free(card);
- return err;
- }
+ err = snd_card_register(card);
+ if (err)
+ goto free_card;
+
pci_set_drvdata(pci, card);
dev++;
return 0;
+free_card:
+ snd_card_free(card);
+ return err;
}

static void snd_rme96_remove(struct pci_dev *pci)
--
2.14.0