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| author | Brian Norris <computersforpeace@gmail.com> | 2015-05-18 10:50:43 -0700 |
|---|---|---|
| committer | Brian Norris <computersforpeace@gmail.com> | 2015-05-18 10:50:43 -0700 |
| commit | 2ddd8db90a22fc4ac708cd8497ed5e46b7f24d49 (patch) | |
| tree | 10924a4ec59c9b2d114c2287bd35e6debc72595f /fs/exec.c | |
| parent | 02787daadbdad80c9c79487b5ef8284aff734a7b (diff) | |
| parent | e26081808edadfd257c6c9d81014e3b25e9a6118 (diff) | |
Merge tag 'v4.1-rc4' into MTD's -next
Diffstat (limited to 'fs/exec.c')
| -rw-r--r-- | fs/exec.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/exec.c b/fs/exec.c index 49a1c61433b7..1977c2a553ac 100644 --- a/fs/exec.c +++ b/fs/exec.c @@ -659,6 +659,9 @@ int setup_arg_pages(struct linux_binprm *bprm, if (stack_base > STACK_SIZE_MAX) stack_base = STACK_SIZE_MAX; + /* Add space for stack randomization. */ + stack_base += (STACK_RND_MASK << PAGE_SHIFT); + /* Make sure we didn't let the argument array grow too large. */ if (vma->vm_end - vma->vm_start > stack_base) return -ENOMEM; |