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nim-libp2p-experimental
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con't crash on nil ptr

This commit is contained in:
Dmitriy Ryajov 2020-06-15 13:37:25 -06:00
parent 7cb6c81159
commit 3c4c10d871
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GPG Key ID: DA8C680CE7C657A4
1 changed files with 4 additions and 4 deletions
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8
libp2p/muxers/mplex/mplex.nim
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@ -75,11 +75,13 @@ method handle*(m: Mplex) {.async, gcsafe.} =
msgType = msgType,
data = data.shortLog,
oid = m.oid
let initiator = bool(ord(msgType) and 1)
var channel: LPChannel
if MessageType(msgType) != MessageType.New:
let channels = m.getChannelList(initiator)
if id notin channels:
trace "Channel not found, skipping", id = id,
initiator = initiator,
msg = msgType,
@ -98,11 +100,9 @@ method handle*(m: Mplex) {.async, gcsafe.} =
of MessageType.New:
let name = string.fromBytes(data)
channel = await m.newStreamInternal(false, id, name)
logScope:
name = channel.name
chann_iod = channel.oid
trace "created channel"
trace "created channel", name = channel.name,
chann_iod = channel.oid
if not isNil(m.streamHandler):
let stream = newConnection(channel)