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authorIngo Molnar <mingo@kernel.org>2015-05-17 07:58:08 +0200
committerIngo Molnar <mingo@kernel.org>2015-05-17 07:58:08 +0200
commitcffc32975da7df2ef909299c47ff644e1357e0ac (patch)
tree04cfa6276b890f49f686d65be7397c4232ac44af /fs/exec.c
parent6dc178760553605c58d78bd403dfcb4e042c5b72 (diff)
parentadeb5537849d9db428fe0ddc3562e5a765a347e2 (diff)
downloadop-kernel-dev-cffc32975da7df2ef909299c47ff644e1357e0ac.zip
op-kernel-dev-cffc32975da7df2ef909299c47ff644e1357e0ac.tar.gz
Merge branch 'x86/asm' into x86/apic, to resolve conflicts
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'fs/exec.c')
-rw-r--r--fs/exec.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/exec.c b/fs/exec.c
index 49a1c61..1977c2a 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;
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