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lnwire: check length of payload in decodeShortChanIDs

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This commit is contained in:
Olaoluwa Osuntokun 2018-09-13 15:56:21 -07:00
parent c5979c7d80
commit f7436f43b2
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GPG Key ID: CE58F7F8E20FD9A2
1 changed files with 4 additions and 0 deletions
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4
lnwire/query_short_chan_ids.go
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@ -112,6 +112,10 @@ func decodeShortChanIDs(r io.Reader) (ShortChanIDEncoding, []ShortChannelID, err
return 0, nil, err return 0, nil, err
} }
if numBytesResp == 0 {
return 0, nil, fmt.Errorf("No encoding type specified")
}
queryBody := make([]byte, numBytesResp) queryBody := make([]byte, numBytesResp)
if _, err := io.ReadFull(r, queryBody); err != nil { if _, err := io.ReadFull(r, queryBody); err != nil {
return 0, nil, err return 0, nil, err