diff options
| author | Keith Whitwell <keith@tungstengraphics.com> | 2002-12-12 16:45:31 +0000 |
|---|---|---|
| committer | Keith Whitwell <keith@tungstengraphics.com> | 2002-12-12 16:45:31 +0000 |
| commit | 786228bd26d56c13fc2655431ee5ca2d4d0c9863 (patch) | |
| tree | aca4bc295550c9740a43ec763881986e0b55a553 /linux-core/i810_dma.c | |
| parent | fd621fd4a0c0033365353b6d33f132c7ef49b359 (diff) | |
bring in jantorial changes from 2.5.51
Diffstat (limited to 'linux-core/i810_dma.c')
| -rw-r--r-- | linux-core/i810_dma.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/linux-core/i810_dma.c b/linux-core/i810_dma.c index 13f5f64f..ffb7c708 100644 --- a/linux-core/i810_dma.c +++ b/linux-core/i810_dma.c @@ -38,6 +38,7 @@ #include "i810_drv.h" #include <linux/interrupt.h> /* For task queue support */ #include <linux/delay.h> +#include <linux/pagemap.h> #ifdef DO_MUNMAP_4_ARGS #define DO_MUNMAP(m, a, l) do_munmap(m, a, l, 1) @@ -1184,7 +1185,8 @@ int i810_ov0_info(struct inode *inode, struct file *filp, data.offset = dev_priv->overlay_offset; data.physical = dev_priv->overlay_physical; - copy_to_user((drm_i810_overlay_t *)arg,&data,sizeof(data)); + if (copy_to_user((drm_i810_overlay_t *)arg,&data,sizeof(data))) + return -EFAULT; return 0; } |