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[3/7] media: saa7134: Use devm_request_irq

Message ID 20240411-fix-smatch-v1-3-045f92467937@chromium.org (mailing list archive)
State New, archived
Headers show
Series media: Fix more smatch warnings | expand

Commit Message

Ricardo Ribalda April 11, 2024, 9:17 p.m. UTC 
The handled version of request_irq let us remove the free_irq and makes
smatch happier:

drivers/media/pci/saa7134/saa7134-alsa.c:1186 alsa_card_saa7134_create() warn: 'dev->pci->irq' from request_irq() not released on lines: 1186

Signed-off-by: Ricardo Ribalda <ribalda@chromium.org>
---
 drivers/media/pci/saa7134/saa7134-alsa.c | 9 ++-------
 1 file changed, 2 insertions(+), 7 deletions(-)
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Patch

diff --git a/drivers/media/pci/saa7134/saa7134-alsa.c b/drivers/media/pci/saa7134/saa7134-alsa.c
index d3cde05a6ebab..dd2236c5c4a17 100644
--- a/drivers/media/pci/saa7134/saa7134-alsa.c
+++ b/drivers/media/pci/saa7134/saa7134-alsa.c
@@ -1096,9 +1096,6 @@  static void snd_saa7134_free(struct snd_card * card)
 	if (chip->dev->dmasound.priv_data == NULL)
 		return;
 
-	if (chip->irq >= 0)
-		free_irq(chip->irq, &chip->dev->dmasound);
-
 	chip->dev->dmasound.priv_data = NULL;
 
 }
@@ -1147,10 +1144,8 @@  static int alsa_card_saa7134_create(struct saa7134_dev *dev, int devnum)
 	chip->iobase = pci_resource_start(dev->pci, 0);
 
 
-	err = request_irq(dev->pci->irq, saa7134_alsa_irq,
-				IRQF_SHARED, dev->name,
-				(void*) &dev->dmasound);
-
+	err = devm_request_irq(&dev->pci->dev, dev->pci->irq, saa7134_alsa_irq,
+			       IRQF_SHARED, dev->name, &dev->dmasound);
 	if (err < 0) {
 		pr_err("%s: can't get IRQ %d for ALSA\n",
 			dev->name, dev->pci->irq);