Merge branch 'x86-pti-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git...

[linux-block.git] / fs / exec.c

diff --git a/fs/exec.c b/fs/exec.c
index 156f56acfe8e7cce22cac60a0cf35635d274a1c3..5688b5e1b9378107597a6117c8c3732889f951d2 100644 (file)
--- a/fs/exec.c
+++ b/fs/exec.c
@@ -1339,15 +1339,10 @@ void setup_new_exec(struct linux_binprm * bprm)
                 * avoid bad behavior from the prior rlimits. This has to
                 * happen before arch_pick_mmap_layout(), which examines
                 * RLIMIT_STACK, but after the point of no return to avoid
-                * races from other threads changing the limits. This also
-                * must be protected from races with prlimit() calls.
+                * needing to clean up the change on failure.
                 */
-               task_lock(current->group_leader);
                if (current->signal->rlim[RLIMIT_STACK].rlim_cur > _STK_LIM)
                        current->signal->rlim[RLIMIT_STACK].rlim_cur = _STK_LIM;
-               if (current->signal->rlim[RLIMIT_STACK].rlim_max > _STK_LIM)
-                       current->signal->rlim[RLIMIT_STACK].rlim_max = _STK_LIM;
-               task_unlock(current->group_leader);
        }
 
        arch_pick_mmap_layout(current->mm);