diff --git a/net/tls/tls_main.c b/net/tls/tls_main.c
index 737b3865be1b329303e35e7d413da20822d77922..523622dc74f8b969113b0435b39f5d0f3d070304 100644
--- a/net/tls/tls_main.c
+++ b/net/tls/tls_main.c
@@ -509,7 +509,7 @@ static int do_tls_setsockopt_conf(struct sock *sk, char __user *optval,
 	goto out;
 
 err_crypto_info:
-	memset(crypto_info, 0, sizeof(*crypto_info));
+	memzero_explicit(crypto_info, sizeof(union tls_crypto_context));
 out:
 	return rc;
 }