FROMLIST: android: binder: Fix null ptr dereference in debug msg (from https://patchwork.kernel.org/patch/9990323/) Don't access next->data in kernel debug message when the next buffer is null. Bug: 36007193 Change-Id: Ib8240d7e9a7087a2256e88c0ae84b9df0f2d0224 Acked-by: Arve Hjønnevåg <arve@android.com> Signed-off-by: Sherry Yang <sherryy@android.com>