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authorJesse Brandeburg <jesse.brandeburg@intel.com>2021-03-25 17:38:27 -0700
committerTony Nguyen <anthony.l.nguyen@intel.com>2021-05-26 09:11:41 -0700
commit88c228b22e001cce1d36112b883bd320c0893ef8 (patch)
tree7f6440ef3cfa0478aaa011f8f8be98a39d11b640
parentfm10k: move error check (diff)
downloadwireguard-linux-88c228b22e001cce1d36112b883bd320c0893ef8.tar.xz
wireguard-linux-88c228b22e001cce1d36112b883bd320c0893ef8.zip
igb/igc: use strongly typed pointer
The igb and igc driver both use a trick of creating a local type pointer on the stack to ease dealing with a receive descriptor in 64 bit chunks for printing. Sparse however was not taken into account and receive descriptors are always in little endian order, so just make the unions use __le64 instead of u64. No functional change. Signed-off-by: Jesse Brandeburg <jesse.brandeburg@intel.com> Tested-by: Dvora Fuxbrumer <dvorax.fuxbrumer@linux.intel.com> Tested-by: Dave Switzer <david.switzer@intel.com> Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
-rw-r--r--drivers/net/ethernet/intel/igb/igb_main.c2
-rw-r--r--drivers/net/ethernet/intel/igc/igc_dump.c2
2 files changed, 2 insertions, 2 deletions
diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c
index 038a9fd1af44..cf91e3624a89 100644
--- a/drivers/net/ethernet/intel/igb/igb_main.c
+++ b/drivers/net/ethernet/intel/igb/igb_main.c
@@ -356,7 +356,7 @@ static void igb_dump(struct igb_adapter *adapter)
struct igb_reg_info *reginfo;
struct igb_ring *tx_ring;
union e1000_adv_tx_desc *tx_desc;
- struct my_u0 { u64 a; u64 b; } *u0;
+ struct my_u0 { __le64 a; __le64 b; } *u0;
struct igb_ring *rx_ring;
union e1000_adv_rx_desc *rx_desc;
u32 staterr;
diff --git a/drivers/net/ethernet/intel/igc/igc_dump.c b/drivers/net/ethernet/intel/igc/igc_dump.c
index 495bed47ed0a..c09c95cc5f70 100644
--- a/drivers/net/ethernet/intel/igc/igc_dump.c
+++ b/drivers/net/ethernet/intel/igc/igc_dump.c
@@ -112,7 +112,7 @@ static void igc_regdump(struct igc_hw *hw, struct igc_reg_info *reginfo)
void igc_rings_dump(struct igc_adapter *adapter)
{
struct net_device *netdev = adapter->netdev;
- struct my_u0 { u64 a; u64 b; } *u0;
+ struct my_u0 { __le64 a; __le64 b; } *u0;
union igc_adv_tx_desc *tx_desc;
union igc_adv_rx_desc *rx_desc;
struct igc_ring *tx_ring;