From 0a2cf8aa470a8b67d91b2e580ac3cb607f5989ee Mon Sep 17 00:00:00 2001
From: Jim Klimov <jimklimov+nut@gmail.com>
Date: Fri, 3 May 2024 14:30:08 +0200
Subject: [PATCH] drivers/gamatronic.c: report a response buffer overflow
 (should not happen though) [#2427]

Signed-off-by: Jim Klimov <jimklimov+nut@gmail.com>
---
 drivers/gamatronic.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/gamatronic.c b/drivers/gamatronic.c
index fff6568836..fd70f98a2a 100644
--- a/drivers/gamatronic.c
+++ b/drivers/gamatronic.c
@@ -80,6 +80,9 @@ static int sec_upsrecv (char *buf)
 				lenbuf[3] = '\0';
 				ret = atoi(lenbuf);
 				if (ret > GAMATRONIC_BUF_LEN) {
+					upslogx(1, "%s: got a longer response from "
+						"ser_get_line() than expected: %d > %d",
+						__func__, ret, GAMATRONIC_BUF_LEN);
 					ret = GAMATRONIC_BUF_LEN;
 				}
 				if (ret > 0) {