upstream: avoid signedness warning; spotted in -portable

OpenBSD-Regress-ID: 4cacc126086487c0ea7f3d86b42dec458cf0d0c6

diff --git a/regress/misc/sk-dummy/sk-dummy.c b/regress/misc/sk-dummy/sk-dummy.c
index db4946acb37d4966039bc270c49d116a710b8d33..d2b3ed43e76aba67236377238a9a81be682196d5 100644 (file)
--- a/regress/misc/sk-dummy/sk-dummy.c
+++ b/regress/misc/sk-dummy/sk-dummy.c
@@ -356,7 +356,7 @@ sig_ecdsa(const uint8_t *message, size_t message_len,
        /* Prepare data to be signed */
        dump("message", message, message_len);
        SHA256Init(&ctx);
-       SHA256Update(&ctx, application, strlen(application));
+       SHA256Update(&ctx, (const u_char *)application, strlen(application));
        SHA256Final(apphash, &ctx);
        dump("apphash", apphash, sizeof(apphash));
        countbuf[0] = (counter >> 24) & 0xff;
@@ -435,7 +435,7 @@ sig_ed25519(const uint8_t *message, size_t message_len,
        /* Prepare data to be signed */
        dump("message", message, message_len);
        SHA256Init(&ctx);
-       SHA256Update(&ctx, application, strlen(application));
+       SHA256Update(&ctx, (const u_char *)application, strlen(application));
        SHA256Final(apphash, &ctx);
        dump("apphash", apphash, sizeof(apphash));