From 4e423276a6600ea76c85d26c75184757f9c17e4a Mon Sep 17 00:00:00 2001 From: Vlad Date: Fri, 2 Mar 2018 14:54:54 +0100 Subject: [PATCH] whisper: filereader mode introduced to wnode --- whisperv6/envelope.go | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/whisperv6/envelope.go b/whisperv6/envelope.go index 2c80d47..2f947f1 100644 --- a/whisperv6/envelope.go +++ b/whisperv6/envelope.go @@ -208,6 +208,10 @@ func (e *Envelope) OpenSymmetric(key []byte) (msg *ReceivedMessage, err error) { // Open tries to decrypt an envelope, and populates the message fields in case of success. func (e *Envelope) Open(watcher *Filter) (msg *ReceivedMessage) { + if watcher == nil { + return nil + } + // The API interface forbids filters doing both symmetric and asymmetric encryption. if watcher.expectsAsymmetricEncryption() && watcher.expectsSymmetricEncryption() { return nil