X-Git-Url: https://git.octo.it/?a=blobdiff_plain;f=src%2Fuuid.c;h=cf23f5b37eea4e6505f62cb8ac37c65def408a07;hb=b8f83ce0a28e0d8033c0f3bdc95aeb44a2d17381;hp=e0de0d9b314ed53575b7e5f00b08921a03834642;hpb=39ba035b60b509311874ccf89d11d240c0271a90;p=collectd.git

diff --git a/src/uuid.c b/src/uuid.c
index e0de0d9b..cf23f5b3 100644
--- a/src/uuid.c
+++ b/src/uuid.c
@@ -55,7 +55,7 @@ looks_like_a_uuid (const char *uuid)
         return 0;
 
     while (*uuid) {
-        if (!isxdigit (*uuid) && *uuid != '-') return 0;
+        if (!isxdigit ((int)*uuid) && *uuid != '-') return 0;
         uuid++;
     }
     return 1;