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drm: Kill DRM_COPY_(TO|FROM)_USER 

Less yelling ftw!

Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Daniel Vetter 2013-12-11 11:34:44 +01:00 committed by Dave Airlie
parent 57ed0f7b43
commit 1d6ac185c3
21 changed files with 64 additions and 71 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/gpu/drm/drm_buffer.c
View File

@ -114,7 +114,7 @@ int drm_buffer_copy_from_user(struct drm_buffer *buf,
for (idx = 0; idx < nr_pages; ++idx) {
if (DRM_COPY_FROM_USER(buf->data[idx],
if (copy_from_user(buf->data[idx],
user_data + idx * PAGE_SIZE,
min(PAGE_SIZE, size - idx * PAGE_SIZE))) {
DRM_ERROR("Failed to copy user data (%p) to drm buffer"

6
drivers/gpu/drm/i915/i915_dma.c
View File

@ -820,7 +820,7 @@ static int i915_irq_emit(struct drm_device *dev, void *data,
result = i915_emit_irq(dev);
mutex_unlock(&dev->struct_mutex);
if (DRM_COPY_TO_USER(emit->irq_seq, &result, sizeof(int))) {
if (copy_to_user(emit->irq_seq, &result, sizeof(int))) {
DRM_ERROR("copy_to_user\n");
return -EFAULT;
}
@ -1008,8 +1008,8 @@ static int i915_getparam(struct drm_device *dev, void *data,
return -EINVAL;
}
if (DRM_COPY_TO_USER(param->value, &value, sizeof(int))) {
DRM_ERROR("DRM_COPY_TO_USER failed\n");
if (copy_to_user(param->value, &value, sizeof(int))) {
DRM_ERROR("copy_to_user failed\n");
return -EFAULT;
}

4
drivers/gpu/drm/mga/mga_dma.c
View File

@ -1075,10 +1075,10 @@ static int mga_dma_get_buffers(struct drm_device *dev,
buf->file_priv = file_priv;
if (DRM_COPY_TO_USER(&d->request_indices[i],
if (copy_to_user(&d->request_indices[i],
&buf->idx, sizeof(buf->idx)))
return -EFAULT;
if (DRM_COPY_TO_USER(&d->request_sizes[i],
if (copy_to_user(&d->request_sizes[i],
&buf->total, sizeof(buf->total)))
return -EFAULT;

2
drivers/gpu/drm/mga/mga_state.c
View File

@ -1029,7 +1029,7 @@ static int mga_getparam(struct drm_device *dev, void *data, struct drm_file *fil
return -EINVAL;
}
if (DRM_COPY_TO_USER(param->value, &value, sizeof(int))) {
if (copy_to_user(param->value, &value, sizeof(int))) {
DRM_ERROR("copy_to_user\n");
return -EFAULT;
}

4
drivers/gpu/drm/nouveau/nouveau_gem.c
View File

@ -506,7 +506,7 @@ validate_list(struct nouveau_channel *chan, struct nouveau_cli *cli,
b->presumed.valid = 0;
relocs++;
if (DRM_COPY_TO_USER(&upbbo[nvbo->pbbo_index].presumed,
if (copy_to_user(&upbbo[nvbo->pbbo_index].presumed,
&b->presumed, sizeof(b->presumed)))
return -EFAULT;
}
@ -593,7 +593,7 @@ u_memcpya(uint64_t user, unsigned nmemb, unsigned size)
if (!mem)
return ERR_PTR(-ENOMEM);
if (DRM_COPY_FROM_USER(mem, userptr, size)) {
if (copy_from_user(mem, userptr, size)) {
u_free(mem);
return ERR_PTR(-EFAULT);
}

4
drivers/gpu/drm/qxl/qxl_ioctl.c
View File

@ -200,7 +200,7 @@ static int qxl_process_single_command(struct qxl_device *qdev,
for (i = 0; i < cmd->relocs_num; ++i) {
struct drm_qxl_reloc reloc;
if (DRM_COPY_FROM_USER(&reloc,
if (copy_from_user(&reloc,
&((struct drm_qxl_reloc *)(uintptr_t)cmd->relocs)[i],
sizeof(reloc))) {
ret = -EFAULT;
@ -297,7 +297,7 @@ static int qxl_execbuffer_ioctl(struct drm_device *dev, void *data,
struct drm_qxl_command *commands =
(struct drm_qxl_command *)(uintptr_t)execbuffer->commands;
if (DRM_COPY_FROM_USER(&user_cmd, &commands[cmd_num],
if (copy_from_user(&user_cmd, &commands[cmd_num],
sizeof(user_cmd)))
return -EFAULT;

4
drivers/gpu/drm/r128/r128_cce.c
View File

@ -892,10 +892,10 @@ static int r128_cce_get_buffers(struct drm_device *dev,
buf->file_priv = file_priv;
if (DRM_COPY_TO_USER(&d->request_indices[i], &buf->idx,
if (copy_to_user(&d->request_indices[i], &buf->idx,
sizeof(buf->idx)))
return -EFAULT;
if (DRM_COPY_TO_USER(&d->request_sizes[i], &buf->total,
if (copy_to_user(&d->request_sizes[i], &buf->total,
sizeof(buf->total)))
return -EFAULT;

28
drivers/gpu/drm/r128/r128_state.c
View File

@ -895,16 +895,16 @@ static int r128_cce_dispatch_write_span(struct drm_device *dev,
if (count > 4096 || count <= 0)
return -EMSGSIZE;
if (DRM_COPY_FROM_USER(&x, depth->x, sizeof(x)))
if (copy_from_user(&x, depth->x, sizeof(x)))
return -EFAULT;
if (DRM_COPY_FROM_USER(&y, depth->y, sizeof(y)))
if (copy_from_user(&y, depth->y, sizeof(y)))
return -EFAULT;
buffer_size = depth->n * sizeof(u32);
buffer = kmalloc(buffer_size, GFP_KERNEL);
if (buffer == NULL)
return -ENOMEM;
if (DRM_COPY_FROM_USER(buffer, depth->buffer, buffer_size)) {
if (copy_from_user(buffer, depth->buffer, buffer_size)) {
kfree(buffer);
return -EFAULT;
}
@ -916,7 +916,7 @@ static int r128_cce_dispatch_write_span(struct drm_device *dev,
kfree(buffer);
return -ENOMEM;
}
if (DRM_COPY_FROM_USER(mask, depth->mask, mask_size)) {
if (copy_from_user(mask, depth->mask, mask_size)) {
kfree(buffer);
kfree(mask);
return -EFAULT;
@ -999,12 +999,12 @@ static int r128_cce_dispatch_write_pixels(struct drm_device *dev,
kfree(x);
return -ENOMEM;
}
if (DRM_COPY_FROM_USER(x, depth->x, xbuf_size)) {
if (copy_from_user(x, depth->x, xbuf_size)) {
kfree(x);
kfree(y);
return -EFAULT;
}
if (DRM_COPY_FROM_USER(y, depth->y, xbuf_size)) {
if (copy_from_user(y, depth->y, xbuf_size)) {
kfree(x);
kfree(y);
return -EFAULT;
@ -1017,7 +1017,7 @@ static int r128_cce_dispatch_write_pixels(struct drm_device *dev,
kfree(y);
return -ENOMEM;
}
if (DRM_COPY_FROM_USER(buffer, depth->buffer, buffer_size)) {
if (copy_from_user(buffer, depth->buffer, buffer_size)) {
kfree(x);
kfree(y);
kfree(buffer);
@ -1033,7 +1033,7 @@ static int r128_cce_dispatch_write_pixels(struct drm_device *dev,
kfree(buffer);
return -ENOMEM;
}
if (DRM_COPY_FROM_USER(mask, depth->mask, mask_size)) {
if (copy_from_user(mask, depth->mask, mask_size)) {
kfree(x);
kfree(y);
kfree(buffer);
@ -1107,9 +1107,9 @@ static int r128_cce_dispatch_read_span(struct drm_device *dev,
if (count > 4096 || count <= 0)
return -EMSGSIZE;
if (DRM_COPY_FROM_USER(&x, depth->x, sizeof(x)))
if (copy_from_user(&x, depth->x, sizeof(x)))
return -EFAULT;
if (DRM_COPY_FROM_USER(&y, depth->y, sizeof(y)))
if (copy_from_user(&y, depth->y, sizeof(y)))
return -EFAULT;
BEGIN_RING(7);
@ -1162,12 +1162,12 @@ static int r128_cce_dispatch_read_pixels(struct drm_device *dev,
kfree(x);
return -ENOMEM;
}
if (DRM_COPY_FROM_USER(x, depth->x, xbuf_size)) {
if (copy_from_user(x, depth->x, xbuf_size)) {
kfree(x);
kfree(y);
return -EFAULT;
}
if (DRM_COPY_FROM_USER(y, depth->y, ybuf_size)) {
if (copy_from_user(y, depth->y, ybuf_size)) {
kfree(x);
kfree(y);
return -EFAULT;
@ -1524,7 +1524,7 @@ static int r128_cce_stipple(struct drm_device *dev, void *data, struct drm_file
DEV_INIT_TEST_WITH_RETURN(dev_priv);
if (DRM_COPY_FROM_USER(&mask, stipple->mask, 32 * sizeof(u32)))
if (copy_from_user(&mask, stipple->mask, 32 * sizeof(u32)))
return -EFAULT;
RING_SPACE_TEST_WITH_RETURN(dev_priv);
@ -1622,7 +1622,7 @@ static int r128_getparam(struct drm_device *dev, void *data, struct drm_file *fi
return -EINVAL;
}
if (DRM_COPY_TO_USER(param->value, &value, sizeof(int))) {
if (copy_to_user(param->value, &value, sizeof(int))) {
DRM_ERROR("copy_to_user\n");
return -EFAULT;
}

8
drivers/gpu/drm/radeon/r300_cmdbuf.c
View File

@ -75,7 +75,7 @@ static int r300_emit_cliprects(drm_radeon_private_t *dev_priv,
OUT_RING(CP_PACKET0(R300_RE_CLIPRECT_TL_0, nr * 2 - 1));
for (i = 0; i < nr; ++i) {
if (DRM_COPY_FROM_USER
if (copy_from_user
(&box, &cmdbuf->boxes[n + i], sizeof(box))) {
DRM_ERROR("copy cliprect faulted\n");
return -EFAULT;
@ -928,12 +928,12 @@ static int r300_scratch(drm_radeon_private_t *dev_priv,
buf_idx = drm_buffer_pointer_to_dword(cmdbuf->buffer, 0);
*buf_idx *= 2; /* 8 bytes per buf */
if (DRM_COPY_TO_USER(ref_age_base + *buf_idx,
if (copy_to_user(ref_age_base + *buf_idx,
&dev_priv->scratch_ages[header.scratch.reg],
sizeof(u32)))
return -EINVAL;
if (DRM_COPY_FROM_USER(&h_pending,
if (copy_from_user(&h_pending,
ref_age_base + *buf_idx + 1,
sizeof(u32)))
return -EINVAL;
@ -943,7 +943,7 @@ static int r300_scratch(drm_radeon_private_t *dev_priv,
h_pending--;
if (DRM_COPY_TO_USER(ref_age_base + *buf_idx + 1,
if (copy_to_user(ref_age_base + *buf_idx + 1,
&h_pending,
sizeof(u32)))
return -EINVAL;

4
drivers/gpu/drm/radeon/r600_cp.c
View File

@ -2515,7 +2515,7 @@ int r600_cp_dispatch_texture(struct drm_device *dev,
buf = radeon_freelist_get(dev);
if (!buf) {
DRM_DEBUG("EAGAIN\n");
if (DRM_COPY_TO_USER(tex->image, image, sizeof(*image)))
if (copy_to_user(tex->image, image, sizeof(*image)))
return -EFAULT;
return -EAGAIN;
}
@ -2528,7 +2528,7 @@ int r600_cp_dispatch_texture(struct drm_device *dev,
buffer =
(u32 *) ((char *)dev->agp_buffer_map->handle + buf->offset);
if (DRM_COPY_FROM_USER(buffer, data, pass_size)) {
if (copy_from_user(buffer, data, pass_size)) {
DRM_ERROR("EFAULT on pad, %d bytes\n", pass_size);
return -EFAULT;
}

2
drivers/gpu/drm/radeon/r600_cs.c
View File

@ -2386,7 +2386,7 @@ int r600_cs_legacy(struct drm_device *dev, void *data, struct drm_file *filp,
ib_chunk = &parser.chunks[parser.chunk_ib_idx];
parser.ib.length_dw = ib_chunk->length_dw;
*l = parser.ib.length_dw;
if (DRM_COPY_FROM_USER(ib, ib_chunk->user_ptr, ib_chunk->length_dw * 4)) {
if (copy_from_user(ib, ib_chunk->user_ptr, ib_chunk->length_dw * 4)) {
r = -EFAULT;
r600_cs_parser_fini(&parser, r);
return r;

4
drivers/gpu/drm/radeon/radeon_cp.c
View File

@ -2020,10 +2020,10 @@ static int radeon_cp_get_buffers(struct drm_device *dev,
buf->file_priv = file_priv;
if (DRM_COPY_TO_USER(&d->request_indices[i], &buf->idx,
if (copy_to_user(&d->request_indices[i], &buf->idx,
sizeof(buf->idx)))
return -EFAULT;
if (DRM_COPY_TO_USER(&d->request_sizes[i], &buf->total,
if (copy_to_user(&d->request_sizes[i], &buf->total,
sizeof(buf->total)))
return -EFAULT;

10
drivers/gpu/drm/radeon/radeon_cs.c
View File

@ -192,7 +192,7 @@ int radeon_cs_parser_init(struct radeon_cs_parser *p, void *data)
return -ENOMEM;
}
chunk_array_ptr = (uint64_t *)(unsigned long)(cs->chunks);
if (DRM_COPY_FROM_USER(p->chunks_array, chunk_array_ptr,
if (copy_from_user(p->chunks_array, chunk_array_ptr,
sizeof(uint64_t)*cs->num_chunks)) {
return -EFAULT;
}
@ -208,7 +208,7 @@ int radeon_cs_parser_init(struct radeon_cs_parser *p, void *data)
uint32_t __user *cdata;
chunk_ptr = (void __user*)(unsigned long)p->chunks_array[i];
if (DRM_COPY_FROM_USER(&user_chunk, chunk_ptr,
if (copy_from_user(&user_chunk, chunk_ptr,
sizeof(struct drm_radeon_cs_chunk))) {
return -EFAULT;
}
@ -252,7 +252,7 @@ int radeon_cs_parser_init(struct radeon_cs_parser *p, void *data)
if (p->chunks[i].kdata == NULL) {
return -ENOMEM;
}
if (DRM_COPY_FROM_USER(p->chunks[i].kdata, cdata, size)) {
if (copy_from_user(p->chunks[i].kdata, cdata, size)) {
return -EFAULT;
}
if (p->chunks[i].chunk_id == RADEON_CHUNK_ID_FLAGS) {
@ -472,7 +472,7 @@ static int radeon_cs_ib_fill(struct radeon_device *rdev, struct radeon_cs_parser
}
parser->const_ib.is_const_ib = true;
parser->const_ib.length_dw = ib_chunk->length_dw;
if (DRM_COPY_FROM_USER(parser->const_ib.ptr,
if (copy_from_user(parser->const_ib.ptr,
ib_chunk->user_ptr,
ib_chunk->length_dw * 4))
return -EFAULT;
@ -495,7 +495,7 @@ static int radeon_cs_ib_fill(struct radeon_device *rdev, struct radeon_cs_parser
parser->ib.length_dw = ib_chunk->length_dw;
if (ib_chunk->kdata)
memcpy(parser->ib.ptr, ib_chunk->kdata, ib_chunk->length_dw * 4);
else if (DRM_COPY_FROM_USER(parser->ib.ptr, ib_chunk->user_ptr, ib_chunk->length_dw * 4))
else if (copy_from_user(parser->ib.ptr, ib_chunk->user_ptr, ib_chunk->length_dw * 4))
return -EFAULT;
return 0;
}

2
drivers/gpu/drm/radeon/radeon_irq.c
View File

@ -302,7 +302,7 @@ int radeon_irq_emit(struct drm_device *dev, void *data, struct drm_file *file_pr
result = radeon_emit_irq(dev);
if (DRM_COPY_TO_USER(emit->irq_seq, &result, sizeof(int))) {
if (copy_to_user(emit->irq_seq, &result, sizeof(int))) {
DRM_ERROR("copy_to_user\n");
return -EFAULT;
}

10
drivers/gpu/drm/radeon/radeon_kms.c
View File

@ -223,7 +223,7 @@ int radeon_info_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
*value = rdev->accel_working;
break;
case RADEON_INFO_CRTC_FROM_ID:
if (DRM_COPY_FROM_USER(value, value_ptr, sizeof(uint32_t))) {
if (copy_from_user(value, value_ptr, sizeof(uint32_t))) {
DRM_ERROR("copy_from_user %s:%u\n", __func__, __LINE__);
return -EFAULT;
}
@ -269,7 +269,7 @@ int radeon_info_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
*
* When returning, the value is 1 if filp owns hyper-z access,
* 0 otherwise. */
if (DRM_COPY_FROM_USER(value, value_ptr, sizeof(uint32_t))) {
if (copy_from_user(value, value_ptr, sizeof(uint32_t))) {
DRM_ERROR("copy_from_user %s:%u\n", __func__, __LINE__);
return -EFAULT;
}
@ -281,7 +281,7 @@ int radeon_info_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
break;
case RADEON_INFO_WANT_CMASK:
/* The same logic as Hyper-Z. */
if (DRM_COPY_FROM_USER(value, value_ptr, sizeof(uint32_t))) {
if (copy_from_user(value, value_ptr, sizeof(uint32_t))) {
DRM_ERROR("copy_from_user %s:%u\n", __func__, __LINE__);
return -EFAULT;
}
@ -417,7 +417,7 @@ int radeon_info_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
*value = rdev->fastfb_working;
break;
case RADEON_INFO_RING_WORKING:
if (DRM_COPY_FROM_USER(value, value_ptr, sizeof(uint32_t))) {
if (copy_from_user(value, value_ptr, sizeof(uint32_t))) {
DRM_ERROR("copy_from_user %s:%u\n", __func__, __LINE__);
return -EFAULT;
}
@ -465,7 +465,7 @@ int radeon_info_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
DRM_DEBUG_KMS("Invalid request %d\n", info->request);
return -EINVAL;
}
if (DRM_COPY_TO_USER(value_ptr, (char*)value, value_size)) {
if (copy_to_user(value_ptr, (char*)value, value_size)) {
DRM_ERROR("copy_to_user %s:%u\n", __func__, __LINE__);
return -EFAULT;
}

2
drivers/gpu/drm/radeon/radeon_mem.c
View File

@ -243,7 +243,7 @@ int radeon_mem_alloc(struct drm_device *dev, void *data, struct drm_file *file_p
if (!block)
return -ENOMEM;
if (DRM_COPY_TO_USER(alloc->region_offset, &block->start,
if (copy_to_user(alloc->region_offset, &block->start,
sizeof(int))) {
DRM_ERROR("copy_to_user\n");
return -EFAULT;

18
drivers/gpu/drm/radeon/radeon_state.c
View File

@ -1810,7 +1810,7 @@ static int radeon_cp_dispatch_texture(struct drm_device * dev,
}
if (!buf) {
DRM_DEBUG("EAGAIN\n");
if (DRM_COPY_TO_USER(tex->image, image, sizeof(*image)))
if (copy_to_user(tex->image, image, sizeof(*image)))
return -EFAULT;
return -EAGAIN;
}
@ -1823,7 +1823,7 @@ static int radeon_cp_dispatch_texture(struct drm_device * dev,
#define RADEON_COPY_MT(_buf, _data, _width) \
do { \
if (DRM_COPY_FROM_USER(_buf, _data, (_width))) {\
if (copy_from_user(_buf, _data, (_width))) {\
DRM_ERROR("EFAULT on pad, %d bytes\n", (_width)); \
return -EFAULT; \
} \
@ -2168,7 +2168,7 @@ static int radeon_cp_clear(struct drm_device *dev, void *data, struct drm_file *
if (sarea_priv->nbox > RADEON_NR_SAREA_CLIPRECTS)
sarea_priv->nbox = RADEON_NR_SAREA_CLIPRECTS;
if (DRM_COPY_FROM_USER(&depth_boxes, clear->depth_boxes,
if (copy_from_user(&depth_boxes, clear->depth_boxes,
sarea_priv->nbox * sizeof(depth_boxes[0])))
return -EFAULT;
@ -2436,7 +2436,7 @@ static int radeon_cp_texture(struct drm_device *dev, void *data, struct drm_file
return -EINVAL;
}
if (DRM_COPY_FROM_USER(&image,
if (copy_from_user(&image,
(drm_radeon_tex_image_t __user *) tex->image,
sizeof(image)))
return -EFAULT;
@ -2460,7 +2460,7 @@ static int radeon_cp_stipple(struct drm_device *dev, void *data, struct drm_file
LOCK_TEST_WITH_RETURN(dev, file_priv);
if (DRM_COPY_FROM_USER(&mask, stipple->mask, 32 * sizeof(u32)))
if (copy_from_user(&mask, stipple->mask, 32 * sizeof(u32)))
return -EFAULT;
RING_SPACE_TEST_WITH_RETURN(dev_priv);
@ -2585,13 +2585,13 @@ static int radeon_cp_vertex2(struct drm_device *dev, void *data, struct drm_file
drm_radeon_prim_t prim;
drm_radeon_tcl_prim_t tclprim;
if (DRM_COPY_FROM_USER(&prim, &vertex->prim[i], sizeof(prim)))
if (copy_from_user(&prim, &vertex->prim[i], sizeof(prim)))
return -EFAULT;
if (prim.stateidx != laststate) {
drm_radeon_state_t state;
if (DRM_COPY_FROM_USER(&state,
if (copy_from_user(&state,
&vertex->state[prim.stateidx],
sizeof(state)))
return -EFAULT;
@ -2799,7 +2799,7 @@ static int radeon_emit_packet3_cliprect(struct drm_device *dev,
do {
if (i < cmdbuf->nbox) {
if (DRM_COPY_FROM_USER(&box, &boxes[i], sizeof(box)))
if (copy_from_user(&box, &boxes[i], sizeof(box)))
return -EFAULT;
/* FIXME The second and subsequent times round
* this loop, send a WAIT_UNTIL_3D_IDLE before
@ -3116,7 +3116,7 @@ static int radeon_cp_getparam(struct drm_device *dev, void *data, struct drm_fil
return -EINVAL;
}
if (DRM_COPY_TO_USER(param->value, &value, sizeof(int))) {
if (copy_to_user(param->value, &value, sizeof(int))) {
DRM_ERROR("copy_to_user\n");
return -EFAULT;
}

4
drivers/gpu/drm/savage/savage_bci.c
View File

@ -990,10 +990,10 @@ static int savage_bci_get_buffers(struct drm_device *dev,
buf->file_priv = file_priv;
if (DRM_COPY_TO_USER(&d->request_indices[i],
if (copy_to_user(&d->request_indices[i],
&buf->idx, sizeof(buf->idx)))
return -EFAULT;
if (DRM_COPY_TO_USER(&d->request_sizes[i],
if (copy_to_user(&d->request_sizes[i],
&buf->total, sizeof(buf->total)))
return -EFAULT;

6
drivers/gpu/drm/savage/savage_state.c
View File

@ -992,7 +992,7 @@ int savage_bci_cmdbuf(struct drm_device *dev, void *data, struct drm_file *file_
if (kcmd_addr == NULL)
return -ENOMEM;
if (DRM_COPY_FROM_USER(kcmd_addr, cmdbuf->cmd_addr,
if (copy_from_user(kcmd_addr, cmdbuf->cmd_addr,
cmdbuf->size * 8))
{
kfree(kcmd_addr);
@ -1007,7 +1007,7 @@ int savage_bci_cmdbuf(struct drm_device *dev, void *data, struct drm_file *file_
goto done;
}
if (DRM_COPY_FROM_USER(kvb_addr, cmdbuf->vb_addr,
if (copy_from_user(kvb_addr, cmdbuf->vb_addr,
cmdbuf->vb_size)) {
ret = -EFAULT;
goto done;
@ -1022,7 +1022,7 @@ int savage_bci_cmdbuf(struct drm_device *dev, void *data, struct drm_file *file_
goto done;
}
if (DRM_COPY_FROM_USER(kbox_addr, cmdbuf->box_addr,
if (copy_from_user(kbox_addr, cmdbuf->box_addr,
cmdbuf->nbox * sizeof(struct drm_clip_rect))) {
ret = -EFAULT;
goto done;

4
drivers/gpu/drm/via/via_dma.c
View File

@ -273,7 +273,7 @@ static int via_dispatch_cmdbuffer(struct drm_device *dev, drm_via_cmdbuffer_t *c
if (cmd->size > VIA_PCI_BUF_SIZE)
return -ENOMEM;
if (DRM_COPY_FROM_USER(dev_priv->pci_buf, cmd->buf, cmd->size))
if (copy_from_user(dev_priv->pci_buf, cmd->buf, cmd->size))
return -EFAULT;
/*
@ -346,7 +346,7 @@ static int via_dispatch_pci_cmdbuffer(struct drm_device *dev,
if (cmd->size > VIA_PCI_BUF_SIZE)
return -ENOMEM;
if (DRM_COPY_FROM_USER(dev_priv->pci_buf, cmd->buf, cmd->size))
if (copy_from_user(dev_priv->pci_buf, cmd->buf, cmd->size))
return -EFAULT;
if ((ret =

7
include/drm/drm_os_linux.h
View File

@ -48,13 +48,6 @@ static inline void writeq(u64 val, void __iomem *reg)
/** Read/write memory barrier */
#define DRM_MEMORYBARRIER() mb()
/** Other copying of data to kernel space */
#define DRM_COPY_FROM_USER(arg1, arg2, arg3) \
copy_from_user(arg1, arg2, arg3)
/** Other copying of data from kernel space */
#define DRM_COPY_TO_USER(arg1, arg2, arg3) \
copy_to_user(arg1, arg2, arg3)
#define DRM_WAIT_ON( ret, queue, timeout, condition ) \
do { \
DECLARE_WAITQUEUE(entry, current); \