From e8f5a54b2246be0907cf9bed49f01aba842984ae Mon Sep 17 00:00:00 2001 From: Boris Nagaev Date: Mon, 6 Oct 2025 23:58:23 -0300 Subject: [PATCH] cmd/loop: parseAmt fails in negative amounts --- cmd/loop/main.go | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/cmd/loop/main.go b/cmd/loop/main.go index 4544dfac..bc19727e 100644 --- a/cmd/loop/main.go +++ b/cmd/loop/main.go @@ -361,8 +361,13 @@ func displayOutDetails(l *outLimits, warning string, req *looprpc.QuoteRequest, func parseAmt(text string) (btcutil.Amount, error) { amtInt64, err := strconv.ParseInt(text, 10, 64) if err != nil { - return 0, fmt.Errorf("invalid amt value") + return 0, fmt.Errorf("invalid amt value %q", text) } + + if amtInt64 < 0 { + return 0, fmt.Errorf("negative amount %d", amtInt64) + } + return btcutil.Amount(amtInt64), nil }