diff options
Diffstat (limited to 'linux-core/sis_drv.c')
| -rw-r--r-- | linux-core/sis_drv.c | 23 |
1 files changed, 11 insertions, 12 deletions
diff --git a/linux-core/sis_drv.c b/linux-core/sis_drv.c index 2f98e322..92ec32dd 100644 --- a/linux-core/sis_drv.c +++ b/linux-core/sis_drv.c @@ -250,7 +250,7 @@ static int sis_takedown(drm_device_t *dev) drm_free(temp, sizeof(*temp), DRM_MEM_AGPLISTS); temp = temp_next; } - if (dev->agp->acquired) (*drm_agp.release)(); + if (dev->agp->acquired) _drm_agp_release(); } #endif /* Clear vma list (only built for debugging) */ @@ -394,17 +394,16 @@ int sis_version(struct inode *inode, struct file *filp, unsigned int cmd, drm_version_t version; int len; - copy_from_user_ret(&version, - (drm_version_t *)arg, - sizeof(version), - -EFAULT); + if (copy_from_user(&version, (drm_version_t *)arg, sizeof(version))) + return -EFAULT; #define DRM_COPY(name,value) \ len = strlen(value); \ if (len > name##_len) len = name##_len; \ name##_len = strlen(value); \ if (len && name) { \ - copy_to_user_ret(name, value, len, -EFAULT); \ + if (copy_to_user(name, value, len)) \ + return -EFAULT; \ } version.version_major = SIS_MAJOR; @@ -415,10 +414,8 @@ int sis_version(struct inode *inode, struct file *filp, unsigned int cmd, DRM_COPY(version.date, SIS_DATE); DRM_COPY(version.desc, SIS_DESC); - copy_to_user_ret((drm_version_t *)arg, - &version, - sizeof(version), - -EFAULT); + if (copy_to_user((drm_version_t *)arg, &version, sizeof(version))) + return -EFAULT; return 0; } @@ -533,7 +530,8 @@ int sis_lock(struct inode *inode, struct file *filp, unsigned int cmd, dev->lck_start = start = get_cycles(); #endif - copy_from_user_ret(&lock, (drm_lock_t *)arg, sizeof(lock), -EFAULT); + if (copy_from_user(&lock, (drm_lock_t *)arg, sizeof(lock))) + return -EFAULT; if (lock.context == DRM_KERNEL_CONTEXT) { DRM_ERROR("Process %d using kernel context %d\n", @@ -667,7 +665,8 @@ int sis_unlock(struct inode *inode, struct file *filp, unsigned int cmd, drm_device_t *dev = priv->dev; drm_lock_t lock; - copy_from_user_ret(&lock, (drm_lock_t *)arg, sizeof(lock), -EFAULT); + if (copy_from_user(&lock, (drm_lock_t *)arg, sizeof(lock))) + return -EFAULT; if (lock.context == DRM_KERNEL_CONTEXT) { DRM_ERROR("Process %d using kernel context %d\n", |