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Only authenticated clients can mmap() (Jeff Hartmann).

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Gareth Hughes 2001-05-23 17:41:31 +00:00
parent 18ce40c9d3
commit dca245e37c
2 changed files with 4 additions and 0 deletions
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2
linux-core/drm_vm.c
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@ -377,6 +377,8 @@ int DRM(mmap)(struct file *filp, struct vm_area_struct *vma)
DRM_DEBUG("start = 0x%lx, end = 0x%lx, offset = 0x%lx\n",
vma->vm_start, vma->vm_end, VM_OFFSET(vma));
if ( !priv->authenticated ) return -EACCES;
if (!VM_OFFSET(vma)) return DRM(mmap_dma)(filp, vma);
/* A sequential search of a linked list is

2
linux/drm_vm.h
View File

@ -377,6 +377,8 @@ int DRM(mmap)(struct file *filp, struct vm_area_struct *vma)
DRM_DEBUG("start = 0x%lx, end = 0x%lx, offset = 0x%lx\n",
vma->vm_start, vma->vm_end, VM_OFFSET(vma));
if ( !priv->authenticated ) return -EACCES;
if (!VM_OFFSET(vma)) return DRM(mmap_dma)(filp, vma);
/* A sequential search of a linked list is