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path: root/drivers/net/ethernet/intel/i40e/i40e_txrx.c
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Diffstat (limited to 'drivers/net/ethernet/intel/i40e/i40e_txrx.c')
-rw-r--r--drivers/net/ethernet/intel/i40e/i40e_txrx.c16
1 files changed, 9 insertions, 7 deletions
diff --git a/drivers/net/ethernet/intel/i40e/i40e_txrx.c b/drivers/net/ethernet/intel/i40e/i40e_txrx.c
index f1f03bc5c729..01d0334fa926 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_txrx.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_txrx.c
@@ -891,13 +891,15 @@ static inline void i40e_rx_checksum(struct i40e_vsi *vsi,
static inline u32 i40e_rx_hash(struct i40e_ring *ring,
union i40e_rx_desc *rx_desc)
{
- if (ring->netdev->features & NETIF_F_RXHASH) {
- if ((le64_to_cpu(rx_desc->wb.qword1.status_error_len) >>
- I40E_RX_DESC_STATUS_FLTSTAT_SHIFT) &
- I40E_RX_DESC_FLTSTAT_RSS_HASH)
- return le32_to_cpu(rx_desc->wb.qword0.hi_dword.rss);
- }
- return 0;
+ const __le64 rss_mask =
+ cpu_to_le64((u64)I40E_RX_DESC_FLTSTAT_RSS_HASH <<
+ I40E_RX_DESC_STATUS_FLTSTAT_SHIFT);
+
+ if ((ring->netdev->features & NETIF_F_RXHASH) &&
+ (rx_desc->wb.qword1.status_error_len & rss_mask) == rss_mask)
+ return le32_to_cpu(rx_desc->wb.qword0.hi_dword.rss);
+ else
+ return 0;
}
/**