UPSTREAM: apparmor: fix arg_size computation for when setprocattr is null terminated

Signed-off-by: John Johansen <john.johansen@canonical.com>
(cherry picked from commit d4d03f74a73f3b8b2801d4d02011b6b69778cbcc)
Signed-off-by: Amey Deshpande <ameyd@google.com>

TEST="emerge-lakitu lakitu-kernel-4_4"
BUG=chromium:633297

Change-Id: I64c3ca48560192a4d08baf71638c115680e379ca
Reviewed-on: https://chromium-review.googlesource.com/365183
Commit-Ready: Guenter Roeck <groeck@chromium.org>
Tested-by: Guenter Roeck <groeck@chromium.org>
Reviewed-by: Guenter Roeck <groeck@chromium.org>
1 file changed