linux-kernel - [PATCH RFT/RFC 28/49] staging: media: zoran: convert zoran alloc to devm

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Date:   Mon, 21 Sep 2020 10:20:03 +0000
From:   Corentin Labbe <clabbe@...libre.com>
To:     gregkh@...uxfoundation.org, laurent.pinchart@...net.be,
        mchehab@...nel.org
Cc:     devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org,
        linux-media@...r.kernel.org, Corentin Labbe <clabbe@...libre.com>
Subject: [PATCH RFT/RFC 28/49] staging: media: zoran: convert zoran alloc to devm

Allocate the zoran structure with devm_ functions permit to simplify
code.

Signed-off-by: Corentin Labbe <clabbe@...libre.com>
---
 drivers/staging/media/zoran/zoran_card.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/staging/media/zoran/zoran_card.c b/drivers/staging/media/zoran/zoran_card.c
index fe4d34e388b4..62e63804ae14 100644
--- a/drivers/staging/media/zoran/zoran_card.c
+++ b/drivers/staging/media/zoran/zoran_card.c
@@ -1017,7 +1017,6 @@ static void zoran_remove(struct pci_dev *pdev)
 exit_free:
 	v4l2_ctrl_handler_free(&zr->hdl);
 	v4l2_device_unregister(&zr->v4l2_dev);
-	kfree(zr);
 }
 
 void zoran_vdev_release(struct video_device *vdev)
@@ -1101,7 +1100,7 @@ static int zoran_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 		return -ENOENT;
 	}
 
-	zr = kzalloc(sizeof(*zr), GFP_KERNEL);
+	zr = devm_kzalloc(&pdev->dev, sizeof(*zr), GFP_KERNEL);
 	if (!zr)
 		return -ENOMEM;
 
@@ -1287,7 +1286,6 @@ static int zoran_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 	v4l2_ctrl_handler_free(&zr->hdl);
 	v4l2_device_unregister(&zr->v4l2_dev);
 zr_free_mem:
-	kfree(zr);
 
 	return -ENODEV;
 }
-- 
2.26.2