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Subject[PATCH] ipv4: icmp: use BUG_ON instead of if condition followed by BUG
Use BUG_ON instead of if condition followed by BUG in icmp_timestamp.

This issue was detected with the help of Coccinelle.

Signed-off-by: Gustavo A. R. Silva <garsilva@embeddedor.com>
---
net/ipv4/icmp.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/net/ipv4/icmp.c b/net/ipv4/icmp.c
index 3c1570d..1617604 100644
--- a/net/ipv4/icmp.c
+++ b/net/ipv4/icmp.c
@@ -968,8 +968,9 @@ static bool icmp_timestamp(struct sk_buff *skb)
*/
icmp_param.data.times[1] = inet_current_timestamp();
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;
--
2.7.4
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