When using the Linux kernel UUID generator, null terminate

diff --git a/libcitadel/lib/tools.c b/libcitadel/lib/tools.c
index d738451a14234f045e5eaee4fa4870397807152d..f520ee2d96b5365d2876a8385fbd50b6788672cb 100644 (file)
--- a/libcitadel/lib/tools.c
+++ b/libcitadel/lib/tools.c
@@ -885,7 +885,10 @@ void generate_uuid(char *buf) {
                        int rv;
                        rv = fread(buf, 36, 1, fp);
                        fclose(fp);
-                       if (rv == 1) return;
+                       if (rv == 1) {
+                               buf[36] = 0;
+                               return;
+                       }
                }
        }