2 files changed, 8 insertions, 13 deletions

diff --git a/kernel/net/sunrpc/auth_gss/auth_gss.c b/kernel/net/sunrpc/auth_gss/auth_gss.c
index dace13d76..799e65b94 100644
--- a/kernel/net/sunrpc/auth_gss/auth_gss.c
+++ b/kernel/net/sunrpc/auth_gss/auth_gss.c
@@ -1411,17 +1411,16 @@ gss_key_timeout(struct rpc_cred *rc)
 {
 	struct gss_cred *gss_cred = container_of(rc, struct gss_cred, gc_base);
 	struct gss_cl_ctx *ctx;
-	unsigned long now = jiffies;
-	unsigned long expire;
+	unsigned long timeout = jiffies + (gss_key_expire_timeo * HZ);
+	int ret = 0;
 
 	rcu_read_lock();
 	ctx = rcu_dereference(gss_cred->gc_ctx);
-	if (ctx)
-		expire = ctx->gc_expiry - (gss_key_expire_timeo * HZ);
+	if (!ctx || time_after(timeout, ctx->gc_expiry))
+		ret = -EACCES;
 	rcu_read_unlock();
-	if (!ctx || time_after(now, expire))
-		return -EACCES;
-	return 0;
+
+	return ret;
 }
 
 static int
diff --git a/kernel/net/sunrpc/auth_gss/gss_krb5_crypto.c b/kernel/net/sunrpc/auth_gss/gss_krb5_crypto.c
index b5408e8a3..fee3c15a4 100644
--- a/kernel/net/sunrpc/auth_gss/gss_krb5_crypto.c
+++ b/kernel/net/sunrpc/auth_gss/gss_krb5_crypto.c
@@ -881,9 +881,7 @@ krb5_rc4_setup_seq_key(struct krb5_ctx *kctx, struct crypto_blkcipher *cipher,
 	if (err)
 		goto out_err;
 
-	sg_init_table(sg, 1);
-	sg_set_buf(sg, &zeroconstant, 4);
-
+	sg_init_one(sg, &zeroconstant, 4);
 	err = crypto_hash_digest(&desc, sg, 4, Kseq);
 	if (err)
 		goto out_err;
@@ -951,9 +949,7 @@ krb5_rc4_setup_enc_key(struct krb5_ctx *kctx, struct crypto_blkcipher *cipher,
 	if (err)
 		goto out_err;
 
-	sg_init_table(sg, 1);
-	sg_set_buf(sg, zeroconstant, 4);
-
+	sg_init_one(sg, zeroconstant, 4);
 	err = crypto_hash_digest(&desc, sg, 4, Kcrypt);
 	if (err)
 		goto out_err;