[PATCH 13/51] drm/vgem: Use drmm_add_final_kfree
Daniel Vetter
daniel.vetter at ffwll.ch
Thu Feb 27 18:14:44 UTC 2020
With this we can drop the final kfree from the release function.
v2: After drm_dev_init/drmm_add_final_kfree we need to clean up
everything through a drm_dev_put. Rework the unwind code to match
that.
Signed-off-by: Daniel Vetter <daniel.vetter at intel.com>
Cc: Daniel Vetter <daniel.vetter at ffwll.ch>
Cc: Emil Velikov <emil.velikov at collabora.com>
Cc: Chris Wilson <chris at chris-wilson.co.uk>
Cc: Sean Paul <seanpaul at chromium.org>
Cc: Eric Anholt <eric at anholt.net>
Cc: Rob Clark <robdclark at chromium.org>
Cc: Sam Ravnborg <sam at ravnborg.org>
---
drivers/gpu/drm/vgem/vgem_drv.c | 14 ++++++++------
1 file changed, 8 insertions(+), 6 deletions(-)
diff --git a/drivers/gpu/drm/vgem/vgem_drv.c b/drivers/gpu/drm/vgem/vgem_drv.c
index 909eba43664a..7486014e9149 100644
--- a/drivers/gpu/drm/vgem/vgem_drv.c
+++ b/drivers/gpu/drm/vgem/vgem_drv.c
@@ -39,6 +39,7 @@
#include <drm/drm_drv.h>
#include <drm/drm_file.h>
#include <drm/drm_ioctl.h>
+#include <drm/drm_managed.h>
#include <drm/drm_prime.h>
#include "vgem_drv.h"
@@ -432,8 +433,6 @@ static void vgem_release(struct drm_device *dev)
platform_device_unregister(vgem->platform);
drm_dev_fini(&vgem->drm);
-
- kfree(vgem);
}
static struct drm_driver vgem_driver = {
@@ -489,16 +488,19 @@ static int __init vgem_init(void)
&vgem_device->platform->dev);
if (ret)
goto out_unregister;
+ drmm_add_final_kfree(&vgem_device->drm, vgem_device);
/* Final step: expose the device/driver to userspace */
- ret = drm_dev_register(&vgem_device->drm, 0);
+ ret = drm_dev_register(&vgem_device->drm, 0);
if (ret)
- goto out_fini;
+ goto out_put;
return 0;
-out_fini:
- drm_dev_fini(&vgem_device->drm);
+out_put:
+ drm_dev_put(&vgem_device->drm);
+ return ret;
+
out_unregister:
platform_device_unregister(vgem_device->platform);
out_free:
--
2.24.1
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