Cc: Alexander Viro <[email protected]>
Cc: Oleg Nesterov <[email protected]>
Cc: Peter Zijlstra (Intel) <[email protected]>
Cc: [email protected]
Cc: [email protected]
Signed-off-by: Vineet Gupta <[email protected]>
---
 fs/exec.c | 7 +------
 1 file changed, 1 insertion(+), 6 deletions(-)

diff --git a/fs/exec.c b/fs/exec.c
index 1977c2a553ac..25078627f048 100644
--- a/fs/exec.c
+++ b/fs/exec.c
@@ -1690,15 +1690,10 @@ EXPORT_SYMBOL(set_binfmt);
  */
 void set_dumpable(struct mm_struct *mm, int value)
 {
-       unsigned long old, new;
-
        if (WARN_ON((unsigned)value > SUID_DUMP_ROOT))
                return;
 
-       do {
-               old = ACCESS_ONCE(mm->flags);
-               new = (old & ~MMF_DUMPABLE_MASK) | value;
-       } while (cmpxchg(&mm->flags, old, new) != old);
+       set_mask_bits(&mm->flags, MMF_DUMPABLE_MASK, value);
 }
 
 SYSCALL_DEFINE3(execve,
-- 
1.9.1

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