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tipc: Use struct_size() helper

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Make use of the struct_size() helper instead of an open-coded version
in order to avoid any potential type mistakes.

This code was detected with the help of Coccinelle and, audited and
fixed manually.

Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Gustavo A. R. Silva
2020-06-18 08:35:00 -05:00
committed by David S. Miller
parent 70fc6d9c14
commit e034c6d23b
2 changed files with 6 additions and 8 deletions
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6
net/tipc/msg.h
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@@ -189,11 +189,9 @@ struct tipc_gap_ack_blks {
struct tipc_gap_ack gacks[];
};
#define tipc_gap_ack_blks_sz(n) (sizeof(struct tipc_gap_ack_blks) + \
sizeof(struct tipc_gap_ack) * (n))
#define MAX_GAP_ACK_BLKS 128
#define MAX_GAP_ACK_BLKS_SZ tipc_gap_ack_blks_sz(MAX_GAP_ACK_BLKS)
#define MAX_GAP_ACK_BLKS_SZ (sizeof(struct tipc_gap_ack_blks) + \
sizeof(struct tipc_gap_ack) * MAX_GAP_ACK_BLKS)
static inline struct tipc_msg *buf_msg(struct sk_buff *skb)
{