openssl: make RSA struct const

OpenSSL 3.0 broke API there, but it doesn't hurt to add the "const",
hence add it.

Fixes: #19267

diff --git a/src/shared/openssl-util.c b/src/shared/openssl-util.c
index 4ea72a8b2b0e441e6712bbedc784c0a072a71c6d..bb47ae5e873844b4137cae8b2844e116ccf286f3 100644 (file)
--- a/src/shared/openssl-util.c
+++ b/src/shared/openssl-util.c
@@ -46,7 +46,7 @@ int rsa_pkey_to_suitable_key_size(
                 size_t *ret_suitable_key_size) {
 
         size_t suitable_key_size;
-        RSA *rsa;
+        const RSA *rsa;
         int bits;
 
         assert_se(pkey);