[PATCH 8/9 net-next] rxrpc: replace if/BUG by BUG_ON

From: Fabian Frederick
Date: Mon Mar 30 2015 - 17:14:54 EST


Signed-off-by: Fabian Frederick <fabf@xxxxxxxxx>
---
net/rxrpc/ar-accept.c | 6 ++----
net/rxrpc/ar-ack.c | 6 ++----
net/rxrpc/ar-call.c | 3 +--
net/rxrpc/ar-input.c | 6 ++----
net/rxrpc/ar-internal.h | 3 +--
net/rxrpc/ar-key.c | 3 +--
net/rxrpc/ar-recvmsg.c | 16 +++++-----------
net/rxrpc/rxkad.c | 19 +++++++------------
8 files changed, 21 insertions(+), 41 deletions(-)

diff --git a/net/rxrpc/ar-accept.c b/net/rxrpc/ar-accept.c
index 6d79310..8f4cb91 100644
--- a/net/rxrpc/ar-accept.c
+++ b/net/rxrpc/ar-accept.c
@@ -377,10 +377,8 @@ struct rxrpc_call *rxrpc_accept_call(struct rxrpc_sock *rx,
call->user_call_ID = user_call_ID;
rb_link_node(&call->sock_node, parent, pp);
rb_insert_color(&call->sock_node, &rx->calls);
- if (test_and_set_bit(RXRPC_CALL_HAS_USERID, &call->flags))
- BUG();
- if (test_and_set_bit(RXRPC_CALL_ACCEPTED, &call->events))
- BUG();
+ BUG_ON(test_and_set_bit(RXRPC_CALL_HAS_USERID, &call->flags));
+ BUG_ON(test_and_set_bit(RXRPC_CALL_ACCEPTED, &call->events));
rxrpc_queue_call(call);

rxrpc_get_call(call);
diff --git a/net/rxrpc/ar-ack.c b/net/rxrpc/ar-ack.c
index e0547f5..e648ac9 100644
--- a/net/rxrpc/ar-ack.c
+++ b/net/rxrpc/ar-ack.c
@@ -673,8 +673,7 @@ process_further:
_debug("extraction failure");
goto protocol_error;
}
- if (!skb_pull(skb, sizeof(ack)))
- BUG();
+ BUG_ON(!skb_pull(skb, sizeof(ack)));

latest = ntohl(sp->hdr.serial);
hard = ntohl(ack.firstPacket);
@@ -803,8 +802,7 @@ all_acked:
sp->call = call;
rxrpc_get_call(call);
spin_lock_bh(&call->lock);
- if (rxrpc_queue_rcv_skb(call, skb, true, true) < 0)
- BUG();
+ BUG_ON(rxrpc_queue_rcv_skb(call, skb, true, true) < 0);
spin_unlock_bh(&call->lock);
goto process_further;
}
diff --git a/net/rxrpc/ar-call.c b/net/rxrpc/ar-call.c
index a9e05db..2e2c37f 100644
--- a/net/rxrpc/ar-call.c
+++ b/net/rxrpc/ar-call.c
@@ -621,8 +621,7 @@ void rxrpc_release_call(struct rxrpc_call *call)
call->rx_first_oos);

spin_lock_bh(&call->lock);
- if (test_and_set_bit(RXRPC_CALL_RELEASED, &call->flags))
- BUG();
+ BUG_ON(test_and_set_bit(RXRPC_CALL_RELEASED, &call->flags));
spin_unlock_bh(&call->lock);

/* dissociate from the socket
diff --git a/net/rxrpc/ar-input.c b/net/rxrpc/ar-input.c
index 481f89f..185ad34 100644
--- a/net/rxrpc/ar-input.c
+++ b/net/rxrpc/ar-input.c
@@ -478,8 +478,7 @@ static void rxrpc_process_jumbo_packet(struct rxrpc_call *call,

if (skb_copy_bits(jumbo, 0, &jhdr, sizeof(jhdr)) < 0)
goto protocol_error;
- if (!pskb_pull(jumbo, sizeof(jhdr)))
- BUG();
+ BUG_ON(!pskb_pull(jumbo, sizeof(jhdr)));

sp->hdr.seq = htonl(ntohl(sp->hdr.seq) + 1);
sp->hdr.serial = htonl(ntohl(sp->hdr.serial) + 1);
@@ -685,8 +684,7 @@ void rxrpc_data_ready(struct sock *sk)
if (skb_copy_bits(skb, sizeof(struct udphdr), &sp->hdr,
sizeof(sp->hdr)) < 0)
goto bad_message;
- if (!pskb_pull(skb, sizeof(struct udphdr) + sizeof(sp->hdr)))
- BUG();
+ BUG_ON(!pskb_pull(skb, sizeof(struct udphdr) + sizeof(sp->hdr)));

_net("Rx RxRPC %s ep=%x call=%x:%x",
sp->hdr.flags & RXRPC_CLIENT_INITIATED ? "ToServer" : "ToClient",
diff --git a/net/rxrpc/ar-internal.h b/net/rxrpc/ar-internal.h
index 2fc1e65..3c30274 100644
--- a/net/rxrpc/ar-internal.h
+++ b/net/rxrpc/ar-internal.h
@@ -800,8 +800,7 @@ static inline void __rxrpc_get_local(struct rxrpc_local *local, const char *f)
#define rxrpc_get_call(CALL) \
do { \
CHECK_SLAB_OKAY(&(CALL)->usage); \
- if (atomic_inc_return(&(CALL)->usage) == 1) \
- BUG(); \
+ BUG_ON(atomic_inc_return(&(CALL)->usage) == 1); \
} while(0)

#define rxrpc_put_call(CALL) \
diff --git a/net/rxrpc/ar-key.c b/net/rxrpc/ar-key.c
index db0f39f..8982d76 100644
--- a/net/rxrpc/ar-key.c
+++ b/net/rxrpc/ar-key.c
@@ -839,8 +839,7 @@ static int rxrpc_preparse_s(struct key_preparsed_payload *prep)
return PTR_ERR(ci);
}

- if (crypto_blkcipher_setkey(ci, prep->data, 8) < 0)
- BUG();
+ BUG_ON(crypto_blkcipher_setkey(ci, prep->data, 8) < 0);

prep->payload[0] = ci;
_leave(" = 0");
diff --git a/net/rxrpc/ar-recvmsg.c b/net/rxrpc/ar-recvmsg.c
index b92bede..341a1b8 100644
--- a/net/rxrpc/ar-recvmsg.c
+++ b/net/rxrpc/ar-recvmsg.c
@@ -121,8 +121,7 @@ int rxrpc_recvmsg(struct socket *sock, struct msghdr *msg, size_t len,

if (test_bit(RXRPC_CALL_RELEASED, &call->flags)) {
_debug("packet from released call");
- if (skb_dequeue(&rx->sk.sk_receive_queue) != skb)
- BUG();
+ BUG_ON(skb_dequeue(&rx->sk.sk_receive_queue) != skb);
rxrpc_free_skb(skb);
continue;
}
@@ -212,9 +211,7 @@ int rxrpc_recvmsg(struct socket *sock, struct msghdr *msg, size_t len,
/* last bit of request received */
if (!(flags & MSG_PEEK)) {
_debug("eat packet");
- if (skb_dequeue(&rx->sk.sk_receive_queue) !=
- skb)
- BUG();
+ BUG_ON(skb_dequeue(&rx->sk.sk_receive_queue) != skb);
rxrpc_free_skb(skb);
}
msg->msg_flags &= ~MSG_MORE;
@@ -238,8 +235,7 @@ int rxrpc_recvmsg(struct socket *sock, struct msghdr *msg, size_t len,
}

_debug("eat packet");
- if (skb_dequeue(&rx->sk.sk_receive_queue) != skb)
- BUG();
+ BUG_ON(skb_dequeue(&rx->sk.sk_receive_queue) != skb);
rxrpc_free_skb(skb);
}

@@ -265,8 +261,7 @@ receive_non_data_message:
if (ret < 0)
goto copy_error;
if (!(flags & MSG_PEEK)) {
- if (skb_dequeue(&rx->sk.sk_receive_queue) != skb)
- BUG();
+ BUG_ON(skb_dequeue(&rx->sk.sk_receive_queue) != skb);
rxrpc_free_skb(skb);
}
goto out;
@@ -317,8 +312,7 @@ terminal_message:

if (!(flags & MSG_PEEK)) {
_net("free terminal skb %p", skb);
- if (skb_dequeue(&rx->sk.sk_receive_queue) != skb)
- BUG();
+ BUG_ON(skb_dequeue(&rx->sk.sk_receive_queue) != skb);
rxrpc_free_skb(skb);
rxrpc_remove_user_ID(rx, call);
}
diff --git a/net/rxrpc/rxkad.c b/net/rxrpc/rxkad.c
index f226709..6793d57 100644
--- a/net/rxrpc/rxkad.c
+++ b/net/rxrpc/rxkad.c
@@ -77,9 +77,8 @@ static int rxkad_init_connection_security(struct rxrpc_connection *conn)
goto error;
}

- if (crypto_blkcipher_setkey(ci, token->kad->session_key,
- sizeof(token->kad->session_key)) < 0)
- BUG();
+ BUG_ON(crypto_blkcipher_setkey(ci, token->kad->session_key,
+ sizeof(token->kad->session_key)) < 0);

switch (conn->security_level) {
case RXRPC_SECURITY_PLAIN:
@@ -361,8 +360,7 @@ static int rxkad_verify_packet_auth(const struct rxrpc_call *call,
/* remove the decrypted packet length */
if (skb_copy_bits(skb, 0, &sechdr, sizeof(sechdr)) < 0)
goto datalen_error;
- if (!skb_pull(skb, sizeof(sechdr)))
- BUG();
+ BUG_ON(!skb_pull(skb, sizeof(sechdr)));

buf = ntohl(sechdr.data_size);
data_size = buf & 0xffff;
@@ -446,8 +444,7 @@ static int rxkad_verify_packet_encrypt(const struct rxrpc_call *call,
/* remove the decrypted packet length */
if (skb_copy_bits(skb, 0, &sechdr, sizeof(sechdr)) < 0)
goto datalen_error;
- if (!skb_pull(skb, sizeof(sechdr)))
- BUG();
+ BUG_ON(!skb_pull(skb, sizeof(sechdr)));

buf = ntohl(sechdr.data_size);
data_size = buf & 0xffff;
@@ -976,9 +973,8 @@ static void rxkad_decrypt_response(struct rxrpc_connection *conn,
ASSERT(rxkad_ci != NULL);

mutex_lock(&rxkad_ci_mutex);
- if (crypto_blkcipher_setkey(rxkad_ci, session_key->x,
- sizeof(*session_key)) < 0)
- BUG();
+ BUG_ON(crypto_blkcipher_setkey(rxkad_ci, session_key->x,
+ sizeof(*session_key)) < 0);

memcpy(&iv, session_key, sizeof(iv));
desc.tfm = rxkad_ci;
@@ -1014,8 +1010,7 @@ static int rxkad_verify_response(struct rxrpc_connection *conn,
abort_code = RXKADPACKETSHORT;
if (skb_copy_bits(skb, 0, &response, sizeof(response)) < 0)
goto protocol_error;
- if (!pskb_pull(skb, sizeof(response)))
- BUG();
+ BUG_ON(!pskb_pull(skb, sizeof(response)));

version = ntohl(response.version);
ticket_len = ntohl(response.ticket_len);
--
1.9.1

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/