From: Uwe Kleine-König Date: Sun, 26 Mar 2023 14:31:04 +0000 (+0200) Subject: media: mxc-jpeg: Convert to platform remove callback returning void X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=447925334c0614cc78b915b27bca328ee4d470a7;p=linux.git media: mxc-jpeg: Convert to platform remove callback returning void The .remove() callback for a platform driver returns an int which makes many driver authors wrongly assume it's possible to do error handling by returning an error code. However the value returned is (mostly) ignored and this typically results in resource leaks. To improve here there is a quest to make the remove callback return void. In the first step of this quest all drivers are converted to .remove_new() which already returns void. Trivially convert this driver from always returning zero in the remove callback to the void returning variant. Signed-off-by: Uwe Kleine-König Signed-off-by: Hans Verkuil --- diff --git a/drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c b/drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c index c898116b763a2..6b0d47e3530fa 100644 --- a/drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c +++ b/drivers/media/platform/nxp/imx-jpeg/mxc-jpeg.c @@ -2627,7 +2627,7 @@ static const struct dev_pm_ops mxc_jpeg_pm_ops = { SET_SYSTEM_SLEEP_PM_OPS(mxc_jpeg_suspend, mxc_jpeg_resume) }; -static int mxc_jpeg_remove(struct platform_device *pdev) +static void mxc_jpeg_remove(struct platform_device *pdev) { unsigned int slot; struct mxc_jpeg_dev *jpeg = platform_get_drvdata(pdev); @@ -2640,15 +2640,13 @@ static int mxc_jpeg_remove(struct platform_device *pdev) v4l2_m2m_release(jpeg->m2m_dev); v4l2_device_unregister(&jpeg->v4l2_dev); mxc_jpeg_detach_pm_domains(jpeg); - - return 0; } MODULE_DEVICE_TABLE(of, mxc_jpeg_match); static struct platform_driver mxc_jpeg_driver = { .probe = mxc_jpeg_probe, - .remove = mxc_jpeg_remove, + .remove_new = mxc_jpeg_remove, .driver = { .name = "mxc-jpeg", .of_match_table = mxc_jpeg_match,