From 25a50f75a07b656e380b4e9e2d61cbc6c7740e4b Mon Sep 17 00:00:00 2001
From: Jaroslav Kysela <perex@perex.cz>
Date: Fri, 1 Nov 2019 08:27:17 +0100
Subject: [PATCH] satip client: try to the the missing poll file descriptor
 removal, issue #5496

---
 src/input/mpegts/satip/satip_frontend.c | 18 +++++++++++++++---
 1 file changed, 15 insertions(+), 3 deletions(-)

diff --git a/src/input/mpegts/satip/satip_frontend.c b/src/input/mpegts/satip/satip_frontend.c
index 5b0057c82..ebecf7c3f 100644
--- a/src/input/mpegts/satip/satip_frontend.c
+++ b/src/input/mpegts/satip/satip_frontend.c
@@ -1575,14 +1575,14 @@ satip_frontend_input_thread ( void *aux )
   satip_frontend_t *lfe = aux, *lfe_master;
   satip_tune_req_t *tr = NULL;
   mpegts_mux_instance_t *mmi;
-  http_client_t *rtsp;
+  http_client_t *rtsp = NULL;
   udp_connection_t *rtp = NULL, *rtcp = NULL;
   dvb_mux_t *lm;
   char buf[256];
   struct iovec *iovec;
   uint8_t b[2048], session[32];
   sbuf_t *sb;
-  int nfds, i, r, tc, rtp_port, start = 0;
+  int nfds, i, r, tc, rtp_port, start = 0, poll_reg = 0;
   size_t c;
   tvhpoll_event_t ev[3];
   tvhpoll_t *efd;
@@ -1601,7 +1601,6 @@ satip_frontend_input_thread ( void *aux )
 
   /* Setup poll */
   efd = tvhpoll_create(4);
-  rtsp = NULL;
 
   /* Setup buffers */
   sbuf_init(sb = &lfe->sf_sbuf);
@@ -1844,6 +1843,7 @@ new_tune:
     tvhpoll_event(&ev[nfds++], rtsp->hc_fd, TVHPOLL_IN, rtsp);
   tvhpoll_add(efd, ev, nfds);
   rtsp->hc_efd = efd;
+  poll_reg = 1;
 
   position = lfe_master->sf_position;
   if (lfe->sf_device->sd_pilot_on)
@@ -2114,6 +2114,7 @@ new_tune:
   udp_multirecv_free(&um);
   lfe->sf_curmux = NULL;
 
+  assert(poll_reg);
   nfds = 0;
   if ((rtsp_flags & SATIP_SETUP_TCP) == 0) {
     tvhpoll_event1(&ev[nfds++], rtp->fd);
@@ -2121,6 +2122,7 @@ new_tune:
   }
   tvhpoll_event1(&ev[nfds++], lfe->sf_dvr_pipe.rd);
   tvhpoll_rem(efd, ev, nfds);
+  poll_reg = 0;
 
   if (exit_flag) {
     satip_frontend_shutdown(lfe, buf, rtsp, tr, efd);
@@ -2130,6 +2132,16 @@ new_tune:
   }
 
 done:
+  if (poll_reg) {
+    nfds = 0;
+    if ((rtsp_flags & SATIP_SETUP_TCP) == 0) {
+      tvhpoll_event1(&ev[nfds++], rtp->fd);
+      tvhpoll_event1(&ev[nfds++], rtcp->fd);
+    }
+    tvhpoll_event1(&ev[nfds++], lfe->sf_dvr_pipe.rd);
+    tvhpoll_rem(efd, ev, nfds);
+    poll_reg = 0;
+  }
   udp_close(rtcp);
   udp_close(rtp);
   rtcp = rtp = NULL;
-- 
2.47.2