From 718e38d5faf3a3ca23690d2f4203df1df65eba77 Mon Sep 17 00:00:00 2001
From: Zdenek Kabelac <zkabelac@redhat.com>
Date: Thu, 18 Aug 2022 13:56:03 +0200
Subject: [PATCH 094/270] dmsetup: check also for ouf of range value

Check errno result from strtoull().
---
 libdm/dm-tools/dmsetup.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/libdm/dm-tools/dmsetup.c b/libdm/dm-tools/dmsetup.c
index 8502d9adc..42eeead68 100644
--- a/libdm/dm-tools/dmsetup.c
+++ b/libdm/dm-tools/dmsetup.c
@@ -5106,8 +5106,9 @@ static int _size_from_string(char *argptr, uint64_t *size, const char *name)
 	if (!argptr)
 		return_0;
 
+	errno = 0;
 	*size = strtoull(argptr, &endptr, 10);
-	if (endptr == argptr) {
+	if (errno || endptr == argptr) {
 		*size = 0;
 		log_error("Invalid %s argument: \"%s\"",
 			  name, (*argptr) ? argptr : "");
-- 
2.33.0

