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fix buff size comparison & proper error message #1951

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fix buff size comparison & proper error message #1951

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4 changes: 2 additions & 2 deletions types/scan.go
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Original file line number Diff line number Diff line change
Expand Up @@ -107,8 +107,8 @@ func ReadBytes(rd Reader, b []byte) error {
}
tmp = tmp[2:] // Trim off "\\x".

if len(b) != hex.DecodedLen(len(tmp)) {
return fmt.Errorf("pg: too small buf to decode hex")
if len(b) < hex.DecodedLen(len(tmp)) {
return fmt.Errorf("pg: too small buf to decode hex, src: %d, dest %d", hex.DecodedLen(len(tmp)), len(b))
}

if _, err := hex.Decode(b, tmp); err != nil {
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