X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~mdw/git/tripe/blobdiff_plain/91ac51aa6d078ba287972988fc9cca6593bfbe8f..8187950bc47575533beff8a9492c1c2f5e08cba3:/server/chal.c

diff --git a/server/chal.c b/server/chal.c
index 12b64e21..e282f085 100644
--- a/server/chal.c
+++ b/server/chal.c
@@ -117,7 +117,7 @@ int c_check(buf *b)
   }
   h = GM_INIT(mac);
   GH_HASH(h, p, 4);
-  ok = (memcmp(GH_DONE(h, 0), p + 4, master->algs.tagsz) == 0);
+  ok = ct_memeq(GH_DONE(h, 0), p + 4, master->algs.tagsz);
   GH_DESTROY(h);
   if (!ok) {
     a_warn("CHAL", "incorrect-tag", A_END);