Signed-off-by: Fabian Frederick <f...@skynet.be>
---
 net/ipv4/devinet.c       | 3 +--
 net/ipv4/esp4.c          | 3 +--
 net/ipv4/icmp.c          | 3 +--
 net/ipv4/ip_output.c     | 4 ++--
 net/ipv4/ping.c          | 3 +--
 net/ipv4/tcp_input.c     | 8 ++++----
 net/ipv4/tcp_minisocks.c | 4 ++--
 net/ipv4/tcp_output.c    | 3 +--
 8 files changed, 13 insertions(+), 18 deletions(-)

diff --git a/net/ipv4/devinet.c b/net/ipv4/devinet.c
index 975ee5e..e4b53f7 100644
--- a/net/ipv4/devinet.c
+++ b/net/ipv4/devinet.c
@@ -1715,8 +1715,7 @@ static int inet_set_link_af(struct net_device *dev, const 
struct nlattr *nla)
        if (!in_dev)
                return -EAFNOSUPPORT;
 
-       if (nla_parse_nested(tb, IFLA_INET_MAX, nla, NULL) < 0)
-               BUG();
+       BUG_ON(nla_parse_nested(tb, IFLA_INET_MAX, nla, NULL) < 0);
 
        if (tb[IFLA_INET_CONF]) {
                nla_for_each_nested(a, tb[IFLA_INET_CONF], rem)
diff --git a/net/ipv4/esp4.c b/net/ipv4/esp4.c
index 60173d4..02d41d0 100644
--- a/net/ipv4/esp4.c
+++ b/net/ipv4/esp4.c
@@ -289,8 +289,7 @@ static int esp_input_done2(struct sk_buff *skb, int err)
        if (unlikely(err))
                goto out;
 
-       if (skb_copy_bits(skb, skb->len-alen-2, nexthdr, 2))
-               BUG();
+       BUG_ON(skb_copy_bits(skb, skb->len - alen - 2, nexthdr, 2));
 
        err = -EINVAL;
        padlen = nexthdr[0];
diff --git a/net/ipv4/icmp.c b/net/ipv4/icmp.c
index 5e56401..6d59e26 100644
--- a/net/ipv4/icmp.c
+++ b/net/ipv4/icmp.c
@@ -922,8 +922,7 @@ static bool icmp_timestamp(struct sk_buff *skb)
        icmp_param.data.times[1] = htonl((tv.tv_sec % 86400) * MSEC_PER_SEC +
                                         tv.tv_nsec / NSEC_PER_MSEC);
        icmp_param.data.times[2] = icmp_param.data.times[1];
-       if (skb_copy_bits(skb, 0, &icmp_param.data.times[0], 4))
-               BUG();
+       BUG_ON(skb_copy_bits(skb, 0, &icmp_param.data.times[0], 4));
        icmp_param.data.icmph      = *icmp_hdr(skb);
        icmp_param.data.icmph.type = ICMP_TIMESTAMPREPLY;
        icmp_param.data.icmph.code = 0;
diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c
index 8259e77..f58f52b 100644
--- a/net/ipv4/ip_output.c
+++ b/net/ipv4/ip_output.c
@@ -695,8 +695,8 @@ slow_path:
                /*
                 *      Copy a block of the IP datagram.
                 */
-               if (skb_copy_bits(skb, ptr, skb_transport_header(skb2), len))
-                       BUG();
+               BUG_ON(skb_copy_bits(skb, ptr, skb_transport_header(skb2),
+                                    len));
                left -= len;
 
                /*
diff --git a/net/ipv4/ping.c b/net/ipv4/ping.c
index 344e7cd..5536c2b 100644
--- a/net/ipv4/ping.c
+++ b/net/ipv4/ping.c
@@ -608,8 +608,7 @@ int ping_getfrag(void *from, char *to,
 
        if (offset == 0) {
                fraglen -= sizeof(struct icmphdr);
-               if (fraglen < 0)
-                       BUG();
+               BUG_ON(fraglen < 0);
                if (csum_and_copy_from_iter(to + sizeof(struct icmphdr),
                            fraglen, &pfh->wcheck,
                            &pfh->msg->msg_iter) != fraglen)
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index 023196f..7ae07a4 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -4642,8 +4642,9 @@ restart:
                        BUG_ON(offset < 0);
                        if (size > 0) {
                                size = min(copy, size);
-                               if (skb_copy_bits(skb, offset, skb_put(nskb, 
size), size))
-                                       BUG();
+                               BUG_ON(skb_copy_bits(skb, offset,
+                                                    skb_put(nskb, size),
+                                                    size));
                                TCP_SKB_CB(nskb)->end_seq += size;
                                copy -= size;
                                start += size;
@@ -4966,8 +4967,7 @@ static void tcp_urg(struct sock *sk, struct sk_buff *skb, 
const struct tcphdr *t
                /* Is the urgent pointer pointing into this packet? */
                if (ptr < skb->len) {
                        u8 tmp;
-                       if (skb_copy_bits(skb, ptr, &tmp, 1))
-                               BUG();
+                       BUG_ON(skb_copy_bits(skb, ptr, &tmp, 1));
                        tp->urg_data = TCP_URG_VALID | tmp;
                        if (!sock_flag(sk, SOCK_DEAD))
                                sk->sk_data_ready(sk);
diff --git a/net/ipv4/tcp_minisocks.c b/net/ipv4/tcp_minisocks.c
index 274e96f..90e5c9f 100644
--- a/net/ipv4/tcp_minisocks.c
+++ b/net/ipv4/tcp_minisocks.c
@@ -334,8 +334,8 @@ void tcp_time_wait(struct sock *sk, int state, int timeo)
                        key = tp->af_specific->md5_lookup(sk, sk);
                        if (key != NULL) {
                                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
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index 2e69b8d..aa78fc2 100644
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -2564,8 +2564,7 @@ int __tcp_retransmit_skb(struct sock *sk, struct sk_buff 
*skb)
                return -EBUSY;
 
        if (before(TCP_SKB_CB(skb)->seq, tp->snd_una)) {
-               if (before(TCP_SKB_CB(skb)->end_seq, tp->snd_una))
-                       BUG();
+               BUG_ON(before(TCP_SKB_CB(skb)->end_seq, tp->snd_una));
                if (tcp_trim_head(sk, skb, tp->snd_una - TCP_SKB_CB(skb)->seq))
                        return -ENOMEM;
        }
-- 
1.9.1

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