libertas: pos[4] tested twice, 2nd should be pos[5]

pos[4] can't be both 0x43 and 0x04, 2nd should be pos[5]
Signed-off-by: NRoel Kluin <roel.kluin@gmail.com>
Acked-by: NDan Williams <dcbw@redhat.com>
Signed-off-by: NJohn W. Linville <linville@tuxdriver.com>

drivers/net/wireless/libertas/scan.c

@@ -692,7 +692,7 @@ static int lbs_process_bss(struct bss_descriptor *bss,
 					    bss->wpa_ie_len);
 			} else if (pos[1] >= MARVELL_MESH_IE_LENGTH &&
 				   pos[2] == 0x00 && pos[3] == 0x50 &&
-				   pos[4] == 0x43 && pos[4] == 0x04) {
+				   pos[4] == 0x43 && pos[5] == 0x04) {
 				lbs_deb_scan("got mesh IE\n");
 				bss->mesh = 1;
 			} else {