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authorThomas Zimmermann <tzimmermann@suse.de>2023-01-25 23:04:12 +0300
committerThomas Zimmermann <tzimmermann@suse.de>2023-01-26 10:52:33 +0300
commit643231b28380c9e9cba11675ef8f480016feaec3 (patch)
tree509598159f99f47f74e4b9b7573c89d17302f477 /drivers/gpu/drm/drm_fbdev_generic.c
parent6c80a93be62d398e1854d95069340b2e60f96166 (diff)
downloadlinux-643231b28380c9e9cba11675ef8f480016feaec3.tar.xz
drm/fbdev-generic: Minimize hotplug error handling
Call drm_fb_helper_fini() in the generic-fbdev hotplug helper to revert the effects of drm_fb_helper_init(). No full cleanup is required. v3: * fix error in commit message (Javier) Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de> Reviewed-by: Javier Martinez Canillas <javierm@redhat.com> Link: https://patchwork.freedesktop.org/patch/msgid/20230125200415.14123-8-tzimmermann@suse.de
Diffstat (limited to 'drivers/gpu/drm/drm_fbdev_generic.c')
-rw-r--r--drivers/gpu/drm/drm_fbdev_generic.c14
1 files changed, 5 insertions, 9 deletions
diff --git a/drivers/gpu/drm/drm_fbdev_generic.c b/drivers/gpu/drm/drm_fbdev_generic.c
index 6ae014040df3..dd8be5e0f271 100644
--- a/drivers/gpu/drm/drm_fbdev_generic.c
+++ b/drivers/gpu/drm/drm_fbdev_generic.c
@@ -387,25 +387,21 @@ static int drm_fbdev_client_hotplug(struct drm_client_dev *client)
ret = drm_fb_helper_init(dev, fb_helper);
if (ret)
- goto err;
+ goto err_drm_err;
if (!drm_drv_uses_atomic_modeset(dev))
drm_helper_disable_unused_functions(dev);
ret = drm_fb_helper_initial_config(fb_helper);
if (ret)
- goto err_cleanup;
+ goto err_drm_fb_helper_fini;
return 0;
-err_cleanup:
- drm_fbdev_cleanup(fb_helper);
-err:
- fb_helper->dev = NULL;
- fb_helper->info = NULL;
-
+err_drm_fb_helper_fini:
+ drm_fb_helper_fini(fb_helper);
+err_drm_err:
drm_err(dev, "fbdev: Failed to setup generic emulation (ret=%d)\n", ret);
-
return ret;
}