diff options
| author | Dave Airlie <airlied@redhat.com> | 2025-12-02 18:09:01 +1000 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2025-12-02 18:09:08 +1000 |
| commit | b3239df349c2c2c94686674489c9629c89ca49a1 (patch) | |
| tree | 5e6652ebbc602866122c26058dfb523a6f446169 /drivers/gpu/drm/drm_gem.c | |
| parent | 62433efe0b06042d8016ba0713d801165a939229 (diff) | |
| parent | db2bad93fe206c95808b7a164a29424791728752 (diff) | |
Merge tag 'drm-misc-next-2025-12-01-1' of https://gitlab.freedesktop.org/drm/misc/kernel into drm-next
Extra drm-misc-next for v6.19-rc1:
UAPI Changes:
- Add support for drm colorop pipeline.
- Add COLOR PIPELINE plane property.
- Add DRM_CLIENT_CAP_PLANE_COLOR_PIPELINE.
Cross-subsystem Changes:
- Attempt to use higher order mappings in system heap allocator.
- Always taint kernel with sw-sync.
Core Changes:
- Small fixes to drm/gem.
- Support emergency restore to drm-client.
- Allocate and release fb_info in single place.
- Rework ttm pipelined eviction fence handling.
Driver Changes:
- Support the drm color pipeline in vkms, amdgfx.
- Add NVJPG driver for tegra.
- Assorted small fixes and updates to rockchip, bridge/dw-hdmi-qp,
panthor.
- Add ASL CS5263 DP-to-HDMI simple bridge.
- Add and improve support for G LD070WX3-SL01 MIPI DSI, Samsung LTL106AL0,
Samsung LTL106AL01, Raystar RFF500F-AWH-DNN, Winstar WF70A8SYJHLNGA,
Wanchanglong w552946aaa, Samsung SOFEF00, Lenovo X13s panel.
- Add support for it66122 to it66121.
- Support mali-G1 gpu in panthor.
Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Link: https://patch.msgid.link/aa5cbd50-7676-4a59-bbed-e8428af86804@linux.intel.com
Diffstat (limited to 'drivers/gpu/drm/drm_gem.c')
| -rw-r--r-- | drivers/gpu/drm/drm_gem.c | 16 |
1 files changed, 3 insertions, 13 deletions
diff --git a/drivers/gpu/drm/drm_gem.c b/drivers/gpu/drm/drm_gem.c index a1a9c828938b..efc79bbf3c73 100644 --- a/drivers/gpu/drm/drm_gem.c +++ b/drivers/gpu/drm/drm_gem.c @@ -783,7 +783,6 @@ static int objects_lookup(struct drm_file *filp, u32 *handle, int count, int drm_gem_objects_lookup(struct drm_file *filp, void __user *bo_handles, int count, struct drm_gem_object ***objs_out) { - struct drm_device *dev = filp->minor->dev; struct drm_gem_object **objs; u32 *handles; int ret; @@ -798,20 +797,11 @@ int drm_gem_objects_lookup(struct drm_file *filp, void __user *bo_handles, *objs_out = objs; - handles = kvmalloc_array(count, sizeof(u32), GFP_KERNEL); - if (!handles) { - ret = -ENOMEM; - goto out; - } - - if (copy_from_user(handles, bo_handles, count * sizeof(u32))) { - ret = -EFAULT; - drm_dbg_core(dev, "Failed to copy in GEM handles\n"); - goto out; - } + handles = vmemdup_array_user(bo_handles, count, sizeof(u32)); + if (IS_ERR(handles)) + return PTR_ERR(handles); ret = objects_lookup(filp, handles, count, objs); -out: kvfree(handles); return ret; |