Restore old interface if TLS connection failed

This was reported as creating a segfault in [0] [0] profanity-im/profanity#1963 Signed-off-by: Steffen Jaeckel <[email protected]>
strophe · Apr 10, 2024 · 6b44b5b · 6b44b5b
1 parent 611889b
commit 6b44b5b
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/src/conn.c b/src/conn.c
@@ -1092,6 +1092,7 @@ int conn_tls_start(xmpp_conn_t *conn)
     }
 
     if (conn->tls != NULL) {
+        struct conn_interface old_intf = conn->intf;
         conn->intf = tls_intf;
         conn->intf.conn = conn;
         if (tls_start(conn->tls)) {
@@ -1102,6 +1103,7 @@ int conn_tls_start(xmpp_conn_t *conn)
             tls_free(conn->tls);
             conn->tls = NULL;
             conn->tls_failed = 1;
+            conn->intf = old_intf;
         }
     }
     if (rc != 0) {