NFC: Fix incorrect llcp pointer dereference

nfc_llcp_ns(s) dereferences the s pointer which is freed a line
above. In a result, it can produce a crash or you will read
incorrect value.

Signed-off-by: Waldemar Rymarkiewicz <waldemar.rymarkiewicz@tieto.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>