* fixed madvise/fadvise detection

[rrdtool.git] / src / rrd_cgi.c

diff --git a/src/rrd_cgi.c b/src/rrd_cgi.c
index fba2204..844f9ac 100644 (file)
--- a/src/rrd_cgi.c
+++ b/src/rrd_cgi.c
@@ -1430,7 +1430,7 @@ s_var   **rrdcgiReadVariables(
 
             /* try to find out if there's already such a variable */
             for (k = 0; k < i && (strncmp(result[k]->name, cp, esp - cp)
-                                  || !(strlen(result[k]->name) == esp - cp));
+                                  || !(strlen(result[k]->name) == (size_t)(esp - cp)));
                  k++);
 
             if (k == i) {   /* No such variable yet */