igc: Simplify setting flags in the TX data descriptor

We can re-use the IGC_SET_FLAG() macro to simplify setting some values
in the TX data descriptor. With the macro it's easier to get the
meaning of the operations.

Signed-off-by: Vinicius Costa Gomes <[email protected]>
Tested-by: Naama Meir <[email protected]>
Signed-off-by: Tony Nguyen <[email protected]>

Author: vcgomes

drivers/net/ethernet/intel/igc/igc_main.c

@@ -1299,14 +1299,12 @@ static void igc_tx_olinfo_status(struct igc_ring *tx_ring,
 	u32 olinfo_status = paylen << IGC_ADVTXD_PAYLEN_SHIFT;
 
 	/* insert L4 checksum */
-	olinfo_status |= (tx_flags & IGC_TX_FLAGS_CSUM) *
-			  ((IGC_TXD_POPTS_TXSM << 8) /
-			  IGC_TX_FLAGS_CSUM);
+	olinfo_status |= IGC_SET_FLAG(tx_flags, IGC_TX_FLAGS_CSUM,
+				      (IGC_TXD_POPTS_TXSM << 8));
 
 	/* insert IPv4 checksum */
-	olinfo_status |= (tx_flags & IGC_TX_FLAGS_IPV4) *
-			  (((IGC_TXD_POPTS_IXSM << 8)) /
-			  IGC_TX_FLAGS_IPV4);
+	olinfo_status |= IGC_SET_FLAG(tx_flags, IGC_TX_FLAGS_IPV4,
+				      (IGC_TXD_POPTS_IXSM << 8));
 
 	tx_desc->read.olinfo_status = cpu_to_le32(olinfo_status);
 }