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fix bug in rk_fb_ioctl

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This commit is contained in:
yxj
2012-06-04 17:36:11 +08:00
parent ecaedee15f
commit 2f53019fef
1 changed files with 4 additions and 4 deletions
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8
drivers/video/rockchip/rk_fb.c
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@@ -265,22 +265,22 @@ static int rk_fb_ioctl(struct fb_info *info, unsigned int cmd,unsigned long arg)
}
break;
case FBIOSET_ENABLE:
if (copy_from_user(&enable, argp, 1))
if (copy_from_user(&enable, argp, sizeof(enable)))
return -EFAULT;
dev_drv->open(dev_drv,layer_id,enable);
break;
case FBIOGET_ENABLE:
enable = dev_drv->get_layer_state(dev_drv,layer_id);
if(copy_to_user(argp,&enable,1))
if(copy_to_user(argp,&enable,sizeof(enable)))
return -EFAULT;
break;
case FBIOSET_OVERLAY_STATE:
if (copy_from_user(&ovl, argp, 1))
if (copy_from_user(&ovl, argp, sizeof(ovl)))
return -EFAULT;
dev_drv->ovl_mgr(dev_drv,ovl,1);
case FBIOGET_OVERLAY_STATE:
ovl = dev_drv->ovl_mgr(dev_drv,0,0);
if (copy_to_user(argp, &ovl, 1))
if (copy_to_user(argp, &ovl, sizeof(ovl)))
return -EFAULT;
case FBIOGET_SCREEN_STATE:
case FBIOPUT_SET_CURSOR_EN: