[PATCH] rxrpc: recvmsg: use BUG_ON instead of if condition followed by BUG

From: Gustavo A. R. Silva
Date: Tue Oct 24 2017 - 12:20:13 EST


Use BUG_ON instead of if condition followed by BUG.

This issue was detected with the help of Coccinelle.

Signed-off-by: Gustavo A. R. Silva <garsilva@xxxxxxxxxxxxxx>
---
net/rxrpc/recvmsg.c | 6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/net/rxrpc/recvmsg.c b/net/rxrpc/recvmsg.c
index bdece21..9598b92 100644
--- a/net/rxrpc/recvmsg.c
+++ b/net/rxrpc/recvmsg.c
@@ -243,8 +243,7 @@ static int rxrpc_verify_packet(struct rxrpc_call *call, struct sk_buff *skb,
*/
if ((annotation & RXRPC_RX_ANNO_JUMBO) > 1) {
__be16 tmp;
- if (skb_copy_bits(skb, offset - 2, &tmp, 2) < 0)
- BUG();
+ BUG_ON(skb_copy_bits(skb, offset - 2, &tmp, 2) < 0);
cksum = ntohs(tmp);
seq += (annotation & RXRPC_RX_ANNO_JUMBO) - 1;
}
@@ -503,8 +502,7 @@ int rxrpc_recvmsg(struct socket *sock, struct msghdr *msg, size_t len,

release_sock(&rx->sk);

- if (test_bit(RXRPC_CALL_RELEASED, &call->flags))
- BUG();
+ BUG_ON(test_bit(RXRPC_CALL_RELEASED, &call->flags));

if (test_bit(RXRPC_CALL_HAS_USERID, &call->flags)) {
if (flags & MSG_CMSG_COMPAT) {
--
2.7.4