prs_bssgp_pcu.cpp: Mark priv funcs as static and remove trailing whitespace

Change-Id: I93b7ee33cc33c773675c85ace7b8f1afa86fbf06
diff --git a/src/gprs_bssgp_pcu.cpp b/src/gprs_bssgp_pcu.cpp
index 914afc0..8ce1342 100644
--- a/src/gprs_bssgp_pcu.cpp
+++ b/src/gprs_bssgp_pcu.cpp
@@ -171,7 +171,7 @@
 			ms_class, egprs_ms_class, delay_csec, data, len);
 }
 
-int gprs_bssgp_pcu_rx_paging_ps(struct msgb *msg, struct tlv_parsed *tp)
+static int gprs_bssgp_pcu_rx_paging_ps(struct msgb *msg, struct tlv_parsed *tp)
 {
 	char imsi[16];
 	uint8_t *ptmsi = (uint8_t *) TLVP_VAL(tp, BSSGP_IE_TMSI);
@@ -709,7 +709,7 @@
 	return GprsCodingScheme::getGprsByNum(num);
 }
 
-int gprs_bssgp_tx_fc_bvc(void)
+static int gprs_bssgp_tx_fc_bvc(void)
 {
 	struct gprs_rlcmac_bts *bts;
 	uint32_t bucket_size; /* oct */
@@ -967,7 +967,7 @@
 	the_pcu.nsvc_unblocked = 0;
 	the_pcu.bvc_sig_reset = 0;
 	the_pcu.bvc_reset = 0;
-	the_pcu.bvc_unblocked = 0;	
+	the_pcu.bvc_unblocked = 0;
 
 	gprs_ns_destroy(nsi);