X-Git-Url: https://git.octo.it/?a=blobdiff_plain;f=src%2Fredis.c;h=9282e1938a3263601ad674e7f3dcad45f75be544;hb=00f9279d9711c9882b65d54fd72c2f25a3f403fc;hp=a40d2cd2b48b9f0880f61f61a2177b6a476e1a22;hpb=42a7c90f4478e98dc970927cfda7ec2e1081f364;p=collectd.git

diff --git a/src/redis.c b/src/redis.c
index a40d2cd2..9282e193 100644
--- a/src/redis.c
+++ b/src/redis.c
@@ -304,7 +304,7 @@ int redis_handle_info (char *node, char const *info_line, char const *type, char
     int i;
 
     str += strlen (field_name) + 1; /* also skip the ':' */
-    for(i=0;(*str && (isdigit(*str) || *str == '.'));i++,str++)
+    for(i=0;(*str && (isdigit((unsigned char)*str) || *str == '.'));i++,str++)
       buf[i] = *str;
     buf[i] ='\0';