net: qede: Use FIELD_SIZEOF directly instead of reimplementing its function

FIELD_SIZEOF is defined as a macro to calculate the specified value. Therefore,
We prefer to use the macro rather than calculating its value.

Signed-off-by: zhong jiang <zhongjiang@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/ethernet/qlogic/qede/qede.h b/drivers/net/ethernet/qlogic/qede/qede.h
index 6a4d266fb8e2126f724cd4dbcfed3e02433c5d65..de98a974673b3e542a9af878cede821c7a04cf5b 100644 (file)
--- a/drivers/net/ethernet/qlogic/qede/qede.h
+++ b/drivers/net/ethernet/qlogic/qede/qede.h
@@ -440,7 +440,7 @@ struct qede_fastpath {
        struct qede_tx_queue    *txq;
        struct qede_tx_queue    *xdp_tx;
 
-#define VEC_NAME_SIZE  (sizeof(((struct net_device *)0)->name) + 8)
+#define VEC_NAME_SIZE  (FIELD_SIZEOF(struct net_device, name) + 8)
        char    name[VEC_NAME_SIZE];
 };