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Diffstat (limited to 'linux/agpsupport.c')
-rw-r--r--linux/agpsupport.c23
1 files changed, 12 insertions, 11 deletions
diff --git a/linux/agpsupport.c b/linux/agpsupport.c
index 42a1bc2f..24fd59cd 100644
--- a/linux/agpsupport.c
+++ b/linux/agpsupport.c
@@ -95,7 +95,8 @@ int drm_agp_info(struct inode *inode, struct file *filp, unsigned int cmd,
info.id_vendor = kern->device->vendor;
info.id_device = kern->device->device;
- copy_to_user_ret((drm_agp_info_t *)arg, &info, sizeof(info), -EFAULT);
+ if (copy_to_user((drm_agp_info_t *)arg, &info, sizeof(info)))
+ return -EFAULT;
return 0;
}
@@ -134,8 +135,8 @@ int drm_agp_enable(struct inode *inode, struct file *filp, unsigned int cmd,
if (!dev->agp->acquired || !drm_agp.enable) return -EINVAL;
- copy_from_user_ret(&mode, (drm_agp_mode_t *)arg, sizeof(mode),
- -EFAULT);
+ if (copy_from_user(&mode, (drm_agp_mode_t *)arg, sizeof(mode)))
+ return -EFAULT;
dev->agp->mode = mode.mode;
(*drm_agp.enable)(mode.mode);
@@ -155,8 +156,8 @@ int drm_agp_alloc(struct inode *inode, struct file *filp, unsigned int cmd,
unsigned long pages;
u32 type;
if (!dev->agp->acquired) return -EINVAL;
- copy_from_user_ret(&request, (drm_agp_buffer_t *)arg, sizeof(request),
- -EFAULT);
+ if (copy_from_user(&request, (drm_agp_buffer_t *)arg, sizeof(request)))
+ return -EFAULT;
if (!(entry = drm_alloc(sizeof(*entry), DRM_MEM_AGPLISTS)))
return -ENOMEM;
@@ -212,8 +213,8 @@ int drm_agp_unbind(struct inode *inode, struct file *filp, unsigned int cmd,
drm_agp_mem_t *entry;
if (!dev->agp->acquired) return -EINVAL;
- copy_from_user_ret(&request, (drm_agp_binding_t *)arg, sizeof(request),
- -EFAULT);
+ if (copy_from_user(&request, (drm_agp_binding_t *)arg, sizeof(request)))
+ return -EFAULT;
if (!(entry = drm_agp_lookup_entry(dev, request.handle)))
return -EINVAL;
if (!entry->bound) return -EINVAL;
@@ -231,8 +232,8 @@ int drm_agp_bind(struct inode *inode, struct file *filp, unsigned int cmd,
int page;
if (!dev->agp->acquired || !drm_agp.bind_memory) return -EINVAL;
- copy_from_user_ret(&request, (drm_agp_binding_t *)arg, sizeof(request),
- -EFAULT);
+ if (copy_from_user(&request, (drm_agp_binding_t *)arg, sizeof(request)))
+ return -EFAULT;
if (!(entry = drm_agp_lookup_entry(dev, request.handle)))
return -EINVAL;
if (entry->bound) return -EINVAL;
@@ -253,8 +254,8 @@ int drm_agp_free(struct inode *inode, struct file *filp, unsigned int cmd,
drm_agp_mem_t *entry;
if (!dev->agp->acquired) return -EINVAL;
- copy_from_user_ret(&request, (drm_agp_buffer_t *)arg, sizeof(request),
- -EFAULT);
+ if (copy_from_user(&request, (drm_agp_buffer_t *)arg, sizeof(request)))
+ return -EFAULT;
if (!(entry = drm_agp_lookup_entry(dev, request.handle)))
return -EINVAL;
if (entry->bound) drm_unbind_agp(entry->memory);