drbd: receive_protocol(): Give variables more easily searchable names
Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com>
Signed-off-by: Lars Ellenberg <lars.ellenberg@linbit.com>
diff --git a/drivers/block/drbd/drbd_receiver.c b/drivers/block/drbd/drbd_receiver.c
index bfbc103..11f2e72 100644
--- a/drivers/block/drbd/drbd_receiver.c
+++ b/drivers/block/drbd/drbd_receiver.c
@@ -3002,7 +3002,7 @@
int p_proto, p_discard_my_data, p_two_primaries, cf;
struct net_conf *nc, *old_net_conf, *new_net_conf = NULL;
char integrity_alg[SHARED_SECRET_MAX] = "";
- struct crypto_hash *peer_tfm = NULL, *tfm = NULL;
+ struct crypto_hash *peer_integrity_tfm = NULL, *integrity_tfm = NULL;
void *int_dig_in = NULL, *int_dig_vv = NULL;
p_proto = be32_to_cpu(p->protocol);
@@ -3028,15 +3028,15 @@
if (integrity_alg[0]) {
int hash_size;
- peer_tfm = crypto_alloc_hash(integrity_alg, 0, CRYPTO_ALG_ASYNC);
- tfm = crypto_alloc_hash(integrity_alg, 0, CRYPTO_ALG_ASYNC);
- if (!(peer_tfm && tfm)) {
+ peer_integrity_tfm = crypto_alloc_hash(integrity_alg, 0, CRYPTO_ALG_ASYNC);
+ integrity_tfm = crypto_alloc_hash(integrity_alg, 0, CRYPTO_ALG_ASYNC);
+ if (!(peer_integrity_tfm && integrity_tfm)) {
conn_err(tconn, "peer data-integrity-alg %s not supported\n",
integrity_alg);
goto disconnect;
}
- hash_size = crypto_hash_digestsize(tfm);
+ hash_size = crypto_hash_digestsize(integrity_tfm);
int_dig_in = kmalloc(hash_size, GFP_KERNEL);
int_dig_vv = kmalloc(hash_size, GFP_KERNEL);
if (!(int_dig_in && int_dig_vv)) {
@@ -3065,7 +3065,7 @@
new_net_conf->integrity_alg_len = strlen(integrity_alg) + 1;
crypto_free_hash(tconn->integrity_tfm);
- tconn->integrity_tfm = tfm;
+ tconn->integrity_tfm = integrity_tfm;
rcu_assign_pointer(tconn->net_conf, new_net_conf);
mutex_unlock(&tconn->conf_update);
@@ -3074,7 +3074,7 @@
crypto_free_hash(tconn->peer_integrity_tfm);
kfree(tconn->int_dig_in);
kfree(tconn->int_dig_vv);
- tconn->peer_integrity_tfm = peer_tfm;
+ tconn->peer_integrity_tfm = peer_integrity_tfm;
tconn->int_dig_in = int_dig_in;
tconn->int_dig_vv = int_dig_vv;
@@ -3137,8 +3137,8 @@
disconnect_rcu_unlock:
rcu_read_unlock();
disconnect:
- crypto_free_hash(peer_tfm);
- crypto_free_hash(tfm);
+ crypto_free_hash(peer_integrity_tfm);
+ crypto_free_hash(integrity_tfm);
kfree(int_dig_in);
kfree(int_dig_vv);
conn_request_state(tconn, NS(conn, C_DISCONNECTING), CS_HARD);