FS-11809: scan-build: dead assignments

diff --git a/src/switch_rtp.c b/src/switch_rtp.c
index 8e544dbfe50e851e1b13e47800f047dca6ee6d1d..cd65160646ff9fb73bdb3ba23416a8c464a108a0 100644 (file)
--- a/src/switch_rtp.c
+++ b/src/switch_rtp.c
@@ -617,7 +617,6 @@ static handle_rfc2833_result_t handle_rfc2833(switch_rtp_t *rtp_session, switch_
 
                if (!(packet[0] || packet[1] || packet[2] || packet[3]) && len >= 8) {
                        packet += 4;
-                       len -= 4;
                        switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(rtp_session->session), SWITCH_LOG_WARNING, "DTMF payload offset by 4 bytes.\n");
                }
 
@@ -653,6 +652,9 @@ static handle_rfc2833_result_t handle_rfc2833(switch_rtp_t *rtp_session, switch_
                        }
                }
 #ifdef DEBUG_2833
+               if (!(packet[0] || packet[1] || packet[2] || packet[3]) && len >= 8) {
+                       len -= 4;
+               }
                switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "packet[%d]: %02x %02x %02x %02x\n", (int) len, (unsigned char) packet[0], (unsigned char) packet[1], (unsigned char) packet[2], (unsigned char) packet[3]);
 #endif
 
@@ -2234,7 +2236,6 @@ static int check_rtcp_and_ice(switch_rtp_t *rtp_session)
                                        cur_nack[n] = 0;
                                }
                                rtp_session->prev_nacks_inflight = n;
-                               nack_ttl = 0;
                        }
 
                        if (rtp_session->fir_count) {
@@ -6211,7 +6212,6 @@ static switch_status_t read_rtp_packet(switch_rtp_t *rtp_session, switch_size_t
                                        if (rtp_session->flags[SWITCH_RTP_FLAG_NACK] && stat == srtp_err_status_replay_fail) {
                                                /* false alarm nack */
                                                switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(rtp_session->session), SWITCH_LOG_DEBUG1, "REPLAY ERR, FALSE NACK\n");
-                                               stat = 0;
                                                sbytes = 0;
                                                *bytes = 0;
                                                if (rtp_session->stats.rtcp.pkt_count) {
@@ -9135,7 +9135,6 @@ SWITCH_DECLARE(switch_status_t) switch_rtp_write_raw(switch_rtp_t *rtp_session,
        WRITE_INC(rtp_session);
 
        if (process_encryption) {
-               process_encryption = SWITCH_FALSE;
 #ifdef ENABLE_SRTP
                if (rtp_session->flags[SWITCH_RTP_FLAG_SECURE_SEND]) {