diff options
| author | Dave Airlie <airlied@linux.ie> | 2004-07-20 12:43:12 +0000 |
|---|---|---|
| committer | Dave Airlie <airlied@linux.ie> | 2004-07-20 12:43:12 +0000 |
| commit | a776c5ec0464e264bba3f3a4794a067d3c667097 (patch) | |
| tree | 8a17a6e61d102009254ff94ecab32c697124b29d /linux-core/drm_irq.c | |
| parent | b35cba47d5e927c3ff1944fadef1816b9b1e1dd7 (diff) | |
first set of __user annotations from kernel (Al Viro)
Diffstat (limited to 'linux-core/drm_irq.c')
| -rw-r--r-- | linux-core/drm_irq.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/linux-core/drm_irq.c b/linux-core/drm_irq.c index f53f142a..035eb70f 100644 --- a/linux-core/drm_irq.c +++ b/linux-core/drm_irq.c @@ -66,9 +66,10 @@ int DRM(irq_by_busid)(struct inode *inode, struct file *filp, { drm_file_t *priv = filp->private_data; drm_device_t *dev = priv->dev; + drm_irq_busid_t __user *argp = (void __user *)arg; drm_irq_busid_t p; - if (copy_from_user(&p, (drm_irq_busid_t *)arg, sizeof(p))) + if (copy_from_user(&p, argp, sizeof(p))) return -EFAULT; if ((p.busnum >> 8) != dev->pci_domain || @@ -81,7 +82,7 @@ int DRM(irq_by_busid)(struct inode *inode, struct file *filp, DRM_DEBUG("%d:%d:%d => IRQ %d\n", p.busnum, p.devnum, p.funcnum, p.irq); - if (copy_to_user((drm_irq_busid_t *)arg, &p, sizeof(p))) + if (copy_to_user(argp, &p, sizeof(p))) return -EFAULT; return 0; } @@ -214,7 +215,7 @@ int DRM(control)( struct inode *inode, struct file *filp, drm_device_t *dev = priv->dev; drm_control_t ctl; - if ( copy_from_user( &ctl, (drm_control_t *)arg, sizeof(ctl) ) ) + if ( copy_from_user( &ctl, (drm_control_t __user *)arg, sizeof(ctl) ) ) return -EFAULT; switch ( ctl.func ) { @@ -255,6 +256,7 @@ int DRM(wait_vblank)( DRM_IOCTL_ARGS ) { drm_file_t *priv = filp->private_data; drm_device_t *dev = priv->dev; + drm_wait_vblank_t __user *argp = (void __user *)data; drm_wait_vblank_t vblwait; struct timeval now; int ret = 0; @@ -263,8 +265,7 @@ int DRM(wait_vblank)( DRM_IOCTL_ARGS ) if (!dev->irq) return -EINVAL; - DRM_COPY_FROM_USER_IOCTL( vblwait, (drm_wait_vblank_t *)data, - sizeof(vblwait) ); + DRM_COPY_FROM_USER_IOCTL( vblwait, argp, sizeof(vblwait) ); switch ( vblwait.request.type & ~_DRM_VBLANK_FLAGS_MASK ) { case _DRM_VBLANK_RELATIVE: @@ -333,8 +334,7 @@ int DRM(wait_vblank)( DRM_IOCTL_ARGS ) } done: - DRM_COPY_TO_USER_IOCTL( (drm_wait_vblank_t *)data, vblwait, - sizeof(vblwait) ); + DRM_COPY_TO_USER_IOCTL( argp, vblwait, sizeof(vblwait) ); return ret; } |