Merge remote branch 'nouveau/for-airlied' of /ssd/git/drm-nouveau-next into drm-core-next
* 'nouveau/for-airlied' of /ssd/git/drm-nouveau-next: (27 commits)
drm/nvc0: fix typo in PRAMIN flush
drm/nouveau: Fix DCB TMDS config parsing.
drm/nv30: Fix PFB init for nv31.
drm/nv04: Fix up SGRAM density detection.
drm/i2c/ch7006: Don't use POWER_LEVEL_FULL_POWER_OFF on early chip versions.
drm/nouveau: Init dcb->or on cards that have no usable DCB table.
drm/nouveau: reduce severity of some "error" messages
drm/nvc0: backup bar3 channel on suspend
drm/nouveau: implement init table opcodex 0x5e and 0x9a
drm/nouveau: implement init table op 0x57, INIT_LTIME
drm/nvc0: implement crtc pll setting
drm/nvc0: fix evo dma object so we display something
drm/nvc0: rudimentary instmem support
drm/nvc0: implement memory detection
drm/nvc0: allow INIT_GPIO
drm/nvc0: starting point for GF100 support, everything stubbed
drm/nv30: Workaround dual TMDS brain damage.
drm/nouveau: No need to set slave TV encoder configs explicitly.
drm/nv17-nv4x: Attempt to init some external TMDS transmitters.
drm/nv10: Fix up switching of NV10TCL_DMA_VTXBUF.
...
diff --git a/drivers/gpu/drm/radeon/radeon_kms.c b/drivers/gpu/drm/radeon/radeon_kms.c
index ddcd3b1..948a2f4 100644
--- a/drivers/gpu/drm/radeon/radeon_kms.c
+++ b/drivers/gpu/drm/radeon/radeon_kms.c
@@ -112,7 +112,9 @@
info = data;
value_ptr = (uint32_t *)((unsigned long)info->value);
- value = *value_ptr;
+ if (DRM_COPY_FROM_USER(&value, value_ptr, sizeof(value)))
+ return -EFAULT;
+
switch (info->request) {
case RADEON_INFO_DEVICE_ID:
value = dev->pci_device;