From 675c3ccc5c7842966eb536202bfe0a398d7d04cb Mon Sep 17 00:00:00 2001 From: Heinrich Schuchardt Date: Sun, 9 Jan 2022 15:39:40 +0100 Subject: [PATCH] lib/rsa: avoid -Wdiscarded-qualifiers MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit The return type of EVP_PKEY_get0_RSA() is const struct rsa_st *. Our code drops the const qualifier leading to In file included from tools/lib/rsa/rsa-sign.c:1: ./tools/../lib/rsa/rsa-sign.c: In function ‘rsa_add_verify_data’: ./tools/../lib/rsa/rsa-sign.c:631:13: warning: assignment discards ‘const’ qualifier from pointer target type [-Wdiscarded-qualifiers] 631 | rsa = EVP_PKEY_get0_RSA(pkey); | ^ Add a type conversion. Signed-off-by: Heinrich Schuchardt --- lib/rsa/rsa-sign.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/lib/rsa/rsa-sign.c b/lib/rsa/rsa-sign.c index 44f2141..3b6e5f0 100644 --- a/lib/rsa/rsa-sign.c +++ b/lib/rsa/rsa-sign.c @@ -628,7 +628,7 @@ int rsa_add_verify_data(struct image_sign_info *info, void *keydest) if (ret) goto err_get_pub_key; - rsa = EVP_PKEY_get0_RSA(pkey); + rsa = (RSA *)EVP_PKEY_get0_RSA(pkey); ret = rsa_get_params(rsa, &exponent, &n0_inv, &modulus, &r_squared); if (ret) goto err_get_params; -- 2.7.4