patch: fix segfault when siprec recording is cancelled

packaging/debian/patches/002_siprec_recording_cancelled.patch

@@ -0,0 +1,36 @@
+diff --git a/modules/siprec/siprec_logic.c b/modules/siprec/siprec_logic.c
+index 84911f005..82793e75f 100644
+--- a/modules/siprec/siprec_logic.c
++++ b/modules/siprec/siprec_logic.c
+@@ -359,6 +359,9 @@ no_recording:
+ 	srec_rtp.copy_delete(ss->rtp, &mod_name, &ss->media);
+ 	srec_logic_destroy(ss);
+
++	/* mark this session as cancelled */
++	ss->flags |= SIPREC_CANCELLED;
++
+ 	if (!(ss->flags & SIPREC_DLG_CBS)) {
+ 		/* if the dialog has already been engaged, then we need to keep the
+ 		 * reference until the end of the dialog, where it will be cleaned up */
+@@ -637,6 +640,9 @@ void tm_start_recording(struct cell *t, int type, struct tmcb_params *ps)
+ 	/* if session has been started, do not start it again */
+ 	if (ss->flags & SIPREC_STARTED)
+ 		LM_DBG("Session %p (%s) already started!\n", ss, ss->uuid);
++	/* if session has been cancelled, do not start it again */
++	else if (ss->flags & SIPREC_CANCELLED)
++		LM_DBG("Session %p (%s) already cancelled!\n", ss, ss->uuid);
+ 	else if (src_start_recording(ps->rpl, ss) < 0)
+ 		LM_ERR("cannot start recording!\n");
+ 	SIPREC_UNLOCK(ss);
+diff --git a/modules/siprec/siprec_sess.h b/modules/siprec/siprec_sess.h
+index d8a632263..0df200c75 100644
+--- a/modules/siprec/siprec_sess.h
++++ b/modules/siprec/siprec_sess.h
+@@ -76,6 +76,7 @@ struct src_part {
+ #define SIPREC_DLG_CBS	(1<<1)
+ #define SIPREC_PAUSED	(1<<2)
+ #define SIPREC_ONGOING	(1<<3)
++#define SIPREC_CANCELLED (1<<4)
+
+ #define SIPREC_SRS(_s) (list_entry((_s)->srs.next, struct srs_node, list)->uri)
+

packaging/debian/patches/series

@@ -1 +1,2 @@
 001_rtp_relay_get_leg_fix.patch
+002_siprec_recording_cancelled.patch