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net: tipc: Replace expression with offsetof()

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Use the existing offsetof() macro instead of duplicating code.

Signed-off-by: Zheng Yongjun <zhengyongjun3@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Zheng Yongjun 2020-12-29 21:49:04 +08:00 • committed by David S. Miller
parent 2b27748f4a
commit 520ec34385
1 changed files with 1 additions and 1 deletions
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2
net/tipc/monitor.c
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@ -108,7 +108,7 @@ const int tipc_max_domain_size = sizeof(struct tipc_mon_domain);
*/
static int dom_rec_len(struct tipc_mon_domain *dom, u16 mcnt)
{
return ((void *)&dom->members - (void *)dom) + (mcnt * sizeof(u32));
return (offsetof(struct tipc_mon_domain, members)) + (mcnt * sizeof(u32));
}
/* dom_size() : calculate size of own domain based on number of peers