Try to convince coverity not to worry about this loop either

diff --git a/src/ext/ed25519/donna/modm-donna-32bit.h b/src/ext/ed25519/donna/modm-donna-32bit.h
index dfd76be6688f45c80c5ddd0fa1e6bfdb7c9b2edf..5f36df655d5cd44f17a4cac53748bc19d4c52f39 100644 (file)
--- a/src/ext/ed25519/donna/modm-donna-32bit.h
+++ b/src/ext/ed25519/donna/modm-donna-32bit.h
@@ -334,7 +334,8 @@ contract256_window4_modm(signed char r[64], const bignum256modm in) {
 static void
 contract256_slidingwindow_modm(signed char r[256], const bignum256modm s, int windowsize) {
        int i,j,k,b;
-       int m = (1 << (windowsize - 1)) - 1, soplen = 256;
+       int m = (1 << (windowsize - 1)) - 1;
+        const int soplen = 256;
        signed char *bits = r;
        bignum256modm_element_t v;