BIO_set_prefix: fix return check

Reviewed-by: Paul Dale <pauli@openssl.org>
Reviewed-by: Tomas Mraz <tomas@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/17028)

diff --git a/test/bio_prefix_text.c b/test/bio_prefix_text.c
index 4fc468a97687f5bec3267a45ca0230c214c2276d..5eed72d66a1fdbdc9d08d62e877f1fde099b3f86 100644 (file)
--- a/test/bio_prefix_text.c
+++ b/test/bio_prefix_text.c
@@ -242,7 +242,7 @@ static int setup(void)
                            progname, idx, amount - 1);
                 return 0;
             }
-            if (!BIO_set_prefix(chain[idx], colon)) {
+            if (BIO_set_prefix(chain[idx], colon) <= 0) {
                 BIO_printf(bio_err, "%s: failed setting prefix: %s",
                            progname, arg);
                 return 0;