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authorJohan Hovold2023-03-06 11:35:33 +0100
committerGreg Kroah-Hartman2023-03-30 12:49:27 +0200
commit19b4396f0a39102fbeb946ac41b5a8e769c3c0bc (patch)
tree41cae54f93d1364e59de609d3789742e29376845
parentc590fce42c2117693bd0ee6646b3fc16a8f842ae (diff)
drm/meson: fix missing component unbind on bind errors
commit ba98413bf45edbf33672e2539e321b851b2cfbd1 upstream. Make sure to unbind all subcomponents when binding the aggregate device fails. Fixes: a41e82e6c457 ("drm/meson: Add support for components") Cc: stable@vger.kernel.org # 4.12 Cc: Neil Armstrong <neil.armstrong@linaro.org> Signed-off-by: Johan Hovold <johan+linaro@kernel.org> Acked-by: Neil Armstrong <neil.armstrong@linaro.org> Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org> Link: https://patchwork.freedesktop.org/patch/msgid/20230306103533.4915-1-johan+linaro@kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--drivers/gpu/drm/meson/meson_drv.c13
1 files changed, 8 insertions, 5 deletions
diff --git a/drivers/gpu/drm/meson/meson_drv.c b/drivers/gpu/drm/meson/meson_drv.c
index 3b24a924b7b9..eea433ade79d 100644
--- a/drivers/gpu/drm/meson/meson_drv.c
+++ b/drivers/gpu/drm/meson/meson_drv.c
@@ -325,23 +325,23 @@ static int meson_drv_bind_master(struct device *dev, bool has_components)
ret = meson_encoder_hdmi_init(priv);
if (ret)
- goto exit_afbcd;
+ goto unbind_all;
ret = meson_plane_create(priv);
if (ret)
- goto exit_afbcd;
+ goto unbind_all;
ret = meson_overlay_create(priv);
if (ret)
- goto exit_afbcd;
+ goto unbind_all;
ret = meson_crtc_create(priv);
if (ret)
- goto exit_afbcd;
+ goto unbind_all;
ret = request_irq(priv->vsync_irq, meson_irq, 0, drm->driver->name, drm);
if (ret)
- goto exit_afbcd;
+ goto unbind_all;
drm_mode_config_reset(drm);
@@ -359,6 +359,9 @@ static int meson_drv_bind_master(struct device *dev, bool has_components)
uninstall_irq:
free_irq(priv->vsync_irq, drm);
+unbind_all:
+ if (has_components)
+ component_unbind_all(drm->dev, drm);
exit_afbcd:
if (priv->afbcd.ops)
priv->afbcd.ops->exit(priv);