collectd-threshold(5): Correct the description of the "Interesting" config option.

[collectd.git] / src / uuid.c

diff --git a/src/uuid.c b/src/uuid.c
index e0de0d9b314ed53575b7e5f00b08921a03834642..cf23f5b37eea4e6505f62cb8ac37c65def408a07 100644 (file)
--- 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;