cast to unsigned.

diff --git a/src/modules/rlm_attr_rewrite/rlm_attr_rewrite.c b/src/modules/rlm_attr_rewrite/rlm_attr_rewrite.c
index 5881a32..100cb49 100644 (file)
--- a/src/modules/rlm_attr_rewrite/rlm_attr_rewrite.c
+++ b/src/modules/rlm_attr_rewrite/rlm_attr_rewrite.c
@@ -242,7 +242,7 @@ do_again:
                ptr2 = attr_vp->strvalue;
                counter = 0;
 
-               for ( i = 0 ;i < data->num_matches; i++) {
+               for ( i = 0 ;i < (unsigned)data->num_matches; i++) {
                        err = regexec(&preg, ptr2, 1, &pmatch, 0);
                        if (err == REG_NOMATCH) {
                                if (i == 0) {