From 79f2903788de2c24c134e7abad345b8a5702195d Mon Sep 17 00:00:00 2001
From: Eric <ewild@sysmocom.de>
Date: Fri, 19 Nov 2021 12:58:39 +0100
Subject: [PATCH] fix isdigit taking unsigned as input

gcc complains because our char might or might not be signed depending on
arch and phase of the moon:
error: array subscript has type 'char' [-Werror=charsubscripts]

Change-Id: I7c76f9a2318c4f0e5eedeea00ec380824b86567e
---
 src/utils.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/utils.c b/src/utils.c
index 626dcb484..300204aea 100644
--- a/src/utils.c
+++ b/src/utils.c
@@ -1250,7 +1250,7 @@ int osmo_float_str_to_int(int64_t *val, const char *str, unsigned int precision)
 			if (point)
 				return -EINVAL;
 			point = p;
-		} else if (!isdigit(*p))
+		} else if (!isdigit((unsigned char)*p))
 			return -EINVAL;
 	}