diff options
Diffstat (limited to 'mm/mprotect.c')
| -rw-r--r-- | mm/mprotect.c | 8 |
1 files changed, 0 insertions, 8 deletions
diff --git a/mm/mprotect.c b/mm/mprotect.c index 17a2b52b753b..653b8571c1ed 100644 --- a/mm/mprotect.c +++ b/mm/mprotect.c | |||
| @@ -124,14 +124,6 @@ mprotect_fixup(struct vm_area_struct *vma, struct vm_area_struct **pprev, | |||
| 124 | * a MAP_NORESERVE private mapping to writable will now reserve. | 124 | * a MAP_NORESERVE private mapping to writable will now reserve. |
| 125 | */ | 125 | */ |
| 126 | if (newflags & VM_WRITE) { | 126 | if (newflags & VM_WRITE) { |
| 127 | if (oldflags & VM_RESERVED) { | ||
| 128 | BUG_ON(oldflags & VM_WRITE); | ||
| 129 | printk(KERN_WARNING "program %s is using MAP_PRIVATE, " | ||
| 130 | "PROT_WRITE mprotect of VM_RESERVED memory, " | ||
| 131 | "which is deprecated. Please report this to " | ||
| 132 | "linux-kernel@vger.kernel.org\n",current->comm); | ||
| 133 | return -EACCES; | ||
| 134 | } | ||
| 135 | if (!(oldflags & (VM_ACCOUNT|VM_WRITE|VM_SHARED|VM_HUGETLB))) { | 127 | if (!(oldflags & (VM_ACCOUNT|VM_WRITE|VM_SHARED|VM_HUGETLB))) { |
| 136 | charged = nrpages; | 128 | charged = nrpages; |
| 137 | if (security_vm_enough_memory(charged)) | 129 | if (security_vm_enough_memory(charged)) |
