ixgbevf: fix incorrect MAC address on load

The PF driver was only receiving the first 4 bytes of the MAC due
to an incorrect size parameter for ixgbevf_write_msg_read_ack()
in ixgbevf_set_rar_vf().

Correct the size by calculating it on a fly for all instances where
we call ixgbevf_write_msg_read_ack()

Signed-off-by: Emil Tantilov <emil.s.tantilov@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>

diff --git a/drivers/net/ethernet/intel/ixgbevf/vf.c b/drivers/net/ethernet/intel/ixgbevf/vf.c
index a52f70e..d46ba1d 100644 (file)
--- a/drivers/net/ethernet/intel/ixgbevf/vf.c
+++ b/drivers/net/ethernet/intel/ixgbevf/vf.c
@@ -284,7 +284,8 @@ static s32 ixgbevf_set_uc_addr_vf(struct ixgbe_hw *hw, u32 index, u8 *addr)
        if (addr)
                ether_addr_copy(msg_addr, addr);
 
-       ret_val = ixgbevf_write_msg_read_ack(hw, msgbuf, msgbuf, 3);
+       ret_val = ixgbevf_write_msg_read_ack(hw, msgbuf, msgbuf,
+                                            sizeof(msgbuf) / sizeof(u32));
        if (!ret_val) {
                msgbuf[0] &= ~IXGBE_VT_MSGTYPE_CTS;
 
@@ -441,7 +442,8 @@ static s32 ixgbevf_set_rar_vf(struct ixgbe_hw *hw, u32 index, u8 *addr,
        msgbuf[0] = IXGBE_VF_SET_MAC_ADDR;
        ether_addr_copy(msg_addr, addr);
 
-       ret_val = ixgbevf_write_msg_read_ack(hw, msgbuf, msgbuf, 2);
+       ret_val = ixgbevf_write_msg_read_ack(hw, msgbuf, msgbuf,
+                                            sizeof(msgbuf) / sizeof(u32));
 
        msgbuf[0] &= ~IXGBE_VT_MSGTYPE_CTS;
 
@@ -551,7 +553,8 @@ static s32 ixgbevf_update_xcast_mode(struct ixgbe_hw *hw, int xcast_mode)
        msgbuf[0] = IXGBE_VF_UPDATE_XCAST_MODE;
        msgbuf[1] = xcast_mode;
 
-       err = ixgbevf_write_msg_read_ack(hw, msgbuf, msgbuf, 2);
+       err = ixgbevf_write_msg_read_ack(hw, msgbuf, msgbuf,
+                                        sizeof(msgbuf) / sizeof(u32));
        if (err)
                return err;
 
@@ -588,7 +591,8 @@ static s32 ixgbevf_set_vfta_vf(struct ixgbe_hw *hw, u32 vlan, u32 vind,
        /* Setting the 8 bit field MSG INFO to TRUE indicates "add" */
        msgbuf[0] |= vlan_on << IXGBE_VT_MSGINFO_SHIFT;
 
-       err = ixgbevf_write_msg_read_ack(hw, msgbuf, msgbuf, 2);
+       err = ixgbevf_write_msg_read_ack(hw, msgbuf, msgbuf,
+                                        sizeof(msgbuf) / sizeof(u32));
        if (err)
                goto mbx_err;
 
@@ -791,7 +795,8 @@ static s32 ixgbevf_set_rlpml_vf(struct ixgbe_hw *hw, u16 max_size)
        msgbuf[0] = IXGBE_VF_SET_LPE;
        msgbuf[1] = max_size;
 
-       ret_val = ixgbevf_write_msg_read_ack(hw, msgbuf, msgbuf, 2);
+       ret_val = ixgbevf_write_msg_read_ack(hw, msgbuf, msgbuf,
+                                            sizeof(msgbuf) / sizeof(u32));
        if (ret_val)
                return ret_val;
        if ((msgbuf[0] & IXGBE_VF_SET_LPE) &&
@@ -837,7 +842,8 @@ static int ixgbevf_negotiate_api_version_vf(struct ixgbe_hw *hw, int api)
        msg[1] = api;
        msg[2] = 0;
 
-       err = ixgbevf_write_msg_read_ack(hw, msg, msg, 3);
+       err = ixgbevf_write_msg_read_ack(hw, msg, msg,
+                                        sizeof(msg) / sizeof(u32));
        if (!err) {
                msg[0] &= ~IXGBE_VT_MSGTYPE_CTS;
 
@@ -887,7 +893,8 @@ int ixgbevf_get_queues(struct ixgbe_hw *hw, unsigned int *num_tcs,
        msg[0] = IXGBE_VF_GET_QUEUE;
        msg[1] = msg[2] = msg[3] = msg[4] = 0;
 
-       err = ixgbevf_write_msg_read_ack(hw, msg, msg, 5);
+       err = ixgbevf_write_msg_read_ack(hw, msg, msg,
+                                        sizeof(msg) / sizeof(u32));
        if (!err) {
                msg[0] &= ~IXGBE_VT_MSGTYPE_CTS;