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authorThierry Reding <treding@nvidia.com>2014-12-19 11:21:32 +0100
committerDaniel Vetter <daniel.vetter@ffwll.ch>2015-01-21 14:57:03 +0100
commit01934c2a691882185b3021d437df13bcba07711d (patch)
tree6e891d192b0e4bd35b4f00ee013ea9763d5dc48d /drivers/gpu/drm/qxl
parent7119ad5f6b0ce222072b0c0b31c3b4ac87660afa (diff)
drm/fb-helper: Propagate errors from initial config failure
Make drm_fb_helper_initial_config() return an int rather than a bool so that the error can be properly propagated. While at it, update drivers to propagate errors further rather than just ignore them. v2: - cirrus: No cleanup is required, the top-level cirrus_driver_load() will do it as part of cirrus_driver_unload() in its cleanup path. Reported-by: Fengguang Wu <fengguang.wu@intel.com> Cc: David Airlie <airlied@linux.ie> Cc: Daniel Vetter <daniel.vetter@ffwll.ch> Cc: Patrik Jakobsson <patrik.r.jakobsson@gmail.com> Cc: Rob Clark <robdclark@gmail.com> Cc: Tomi Valkeinen <tomi.valkeinen@ti.com> Cc: Alex Deucher <alexander.deucher@amd.com> Cc: Christian König <christian.koenig@amd.com> Cc: Ben Skeggs <bskeggs@redhat.com> Signed-off-by: Thierry Reding <treding@nvidia.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Reviewed-by: Patrik Jakobsson <patrik.r.jakobsson@gmail.com> Reviewed-by: Christian König <christian.koenig@amd.com> [danvet: Squash in simplification patch from kbuild.] Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/gpu/drm/qxl')
-rw-r--r--drivers/gpu/drm/qxl/qxl_fb.c22
1 files changed, 16 insertions, 6 deletions
diff --git a/drivers/gpu/drm/qxl/qxl_fb.c b/drivers/gpu/drm/qxl/qxl_fb.c
index 3d7c1d00a424..f778c0e8ae3c 100644
--- a/drivers/gpu/drm/qxl/qxl_fb.c
+++ b/drivers/gpu/drm/qxl/qxl_fb.c
@@ -686,14 +686,24 @@ int qxl_fbdev_init(struct qxl_device *qdev)
ret = drm_fb_helper_init(qdev->ddev, &qfbdev->helper,
qxl_num_crtc /* num_crtc - QXL supports just 1 */,
QXLFB_CONN_LIMIT);
- if (ret) {
- kfree(qfbdev);
- return ret;
- }
+ if (ret)
+ goto free;
+
+ ret = drm_fb_helper_single_add_all_connectors(&qfbdev->helper);
+ if (ret)
+ goto fini;
+
+ ret = drm_fb_helper_initial_config(&qfbdev->helper, bpp_sel);
+ if (ret)
+ goto fini;
- drm_fb_helper_single_add_all_connectors(&qfbdev->helper);
- drm_fb_helper_initial_config(&qfbdev->helper, bpp_sel);
return 0;
+
+fini:
+ drm_fb_helper_fini(&qfbdev->helper);
+free:
+ kfree(qfbdev);
+ return ret;
}
void qxl_fbdev_fini(struct qxl_device *qdev)