1 files changed, 6 insertions, 0 deletions
diff --git a/fs/exec.c b/fs/exec.c
index c7f9b73..a5fef83 100644
--- a/fs/exec.c
+++ b/fs/exec.c
@@ -1078,7 +1078,13 @@ int flush_old_exec(struct linux_binprm * bprm)
 	if (retval)
 		goto out;
 
+	/*
+	 * Must be called _before_ exec_mmap() as bprm->mm is
+	 * not visibile until then. This also enables the update
+	 * to be lockless.
+	 */
 	set_mm_exe_file(bprm->mm, bprm->file);
+
 	/*
 	 * Release all of the old mmap stuff
 	 */