src/rrd_cgi.c: fix Coverity CID#13652 Resource leak

        CWE-404 / https://cwe.mitre.org/data/definitions/404.html

diff --git a/src/rrd_cgi.c b/src/rrd_cgi.c
index 88122dde9cd3c44e9fda81305453292c88be5e31..4e52721852618defc224408d28252e2308ae51bd 100644 (file)
--- a/src/rrd_cgi.c
+++ b/src/rrd_cgi.c
@@ -775,6 +775,7 @@ char     *includefile(
 
             snprintf(err, len, "[ERROR: %s]", rrd_get_error());
             rrd_clear_error();
+            free(buffer);
             return err;
         } else {
             return buffer;