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Diffstat (limited to 'whisper/whisperv6/api.go')
-rw-r--r-- | whisper/whisperv6/api.go | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/whisper/whisperv6/api.go b/whisper/whisperv6/api.go index 96e2b17e7..3f3a082af 100644 --- a/whisper/whisperv6/api.go +++ b/whisper/whisperv6/api.go @@ -558,9 +558,10 @@ func (api *PublicWhisperAPI) NewMessageFilter(req Criteria) (string, error) { } if len(req.Topics) > 0 { - topics = make([][]byte, 0, len(req.Topics)) - for _, topic := range req.Topics { - topics = append(topics, topic[:]) + topics = make([][]byte, len(req.Topics)) + for i, topic := range req.Topics { + topics[i] = make([]byte, TopicLength) + copy(topics[i], topic[:]) } } |