[PATCH] ipv4: tcp_minisocks: use BUG_ON instead of if condition followed by BUG

From: Gustavo A. R. Silva
Date: Mon Oct 23 2017 - 14:34:56 EST


Use BUG_ON instead of if condition followed by BUG in tcp_time_wait.

This issue was detected with the help of Coccinelle.

Signed-off-by: Gustavo A. R. Silva <garsilva@xxxxxxxxxxxxxx>
---
net/ipv4/tcp_minisocks.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/net/ipv4/tcp_minisocks.c b/net/ipv4/tcp_minisocks.c
index 2341b9f..a952357 100644
--- a/net/ipv4/tcp_minisocks.c
+++ b/net/ipv4/tcp_minisocks.c
@@ -298,8 +298,7 @@ void tcp_time_wait(struct sock *sk, int state, int timeo)
key = tp->af_specific->md5_lookup(sk, sk);
if (key) {
tcptw->tw_md5_key = kmemdup(key, sizeof(*key), GFP_ATOMIC);
- if (tcptw->tw_md5_key && !tcp_alloc_md5sig_pool())
- BUG();
+ BUG_ON(tcptw->tw_md5_key && !tcp_alloc_md5sig_pool());
}
} while (0);
#endif
--
2.7.4