add missing retain in peer connection client

7 years ago · 5b8d712add
parent 5a6c2d32ff
commit 5b8d712add
1 changed files with 7 additions and 6 deletions
--- a/Signal/src/call/PeerConnectionClient.swift
+++ b/Signal/src/call/PeerConnectionClient.swift
@ -674,12 +674,13 @@ class PeerConnectionClient: NSObject, RTCPeerConnectionDelegate, RTCDataChannelD

            let hardenedSessionDescription = HardenedRTCSessionDescription(rtcSessionDescription: sessionDescription)

+            firstly {
                strongSelf.setLocalSessionDescriptionInternal(hardenedSessionDescription)
-                .done(on: PeerConnectionClient.signalingQueue) {
+            }.done(on: PeerConnectionClient.signalingQueue) {
                resolver.fulfill(hardenedSessionDescription)
            }.catch { error in
                resolver.reject(error)
-            }
+            }.retainUntilComplete()
        }

        PeerConnectionClient.signalingQueue.async {