[PATCH] ixgbevf: use ARRAY_SIZE for various array sizing calculations

[Colin King]

From: Colin Ian King <colin.k...@canonical.com>

Use the ARRAY_SIZE macro on various arrays to determine
size of the arrays. Improvement suggested by coccinelle.

Signed-off-by: Colin Ian King <colin.k...@canonical.com>
---
 drivers/net/ethernet/intel/ixgbevf/vf.c | 17 +++++++----------
 1 file changed, 7 insertions(+), 10 deletions(-)

diff --git a/drivers/net/ethernet/intel/ixgbevf/vf.c 
b/drivers/net/ethernet/intel/ixgbevf/vf.c
index 0c25006ce9af..cd79c4a73b48 100644
--- a/drivers/net/ethernet/intel/ixgbevf/vf.c
+++ b/drivers/net/ethernet/intel/ixgbevf/vf.c
@@ -285,7 +285,7 @@ static s32 ixgbevf_set_uc_addr_vf(struct ixgbe_hw *hw, u32 
index, u8 *addr)
                ether_addr_copy(msg_addr, addr);
 
        ret_val = ixgbevf_write_msg_read_ack(hw, msgbuf, msgbuf,
-                                            sizeof(msgbuf) / sizeof(u32));
+                                            ARRAY_SIZE(msgbuf));
        if (!ret_val) {
                msgbuf[0] &= ~IXGBE_VT_MSGTYPE_CTS;
 
@@ -455,8 +455,7 @@ static s32 ixgbevf_set_rar_vf(struct ixgbe_hw *hw, u32 
index, u8 *addr,
        ether_addr_copy(msg_addr, addr);
 
        ret_val = ixgbevf_write_msg_read_ack(hw, msgbuf, msgbuf,
-                                            sizeof(msgbuf) / sizeof(u32));
-
+                                            ARRAY_SIZE(msgbuf));
        msgbuf[0] &= ~IXGBE_VT_MSGTYPE_CTS;
 
        /* if nacked the address was rejected, use "perm_addr" */
@@ -571,7 +570,7 @@ static s32 ixgbevf_update_xcast_mode(struct ixgbe_hw *hw, 
int xcast_mode)
        msgbuf[1] = xcast_mode;
 
        err = ixgbevf_write_msg_read_ack(hw, msgbuf, msgbuf,
-                                        sizeof(msgbuf) / sizeof(u32));
+                                        ARRAY_SIZE(msgbuf));
        if (err)
                return err;
 
@@ -609,7 +608,7 @@ static s32 ixgbevf_set_vfta_vf(struct ixgbe_hw *hw, u32 
vlan, u32 vind,
        msgbuf[0] |= vlan_on << IXGBE_VT_MSGINFO_SHIFT;
 
        err = ixgbevf_write_msg_read_ack(hw, msgbuf, msgbuf,
-                                        sizeof(msgbuf) / sizeof(u32));
+                                        ARRAY_SIZE(msgbuf));
        if (err)
                goto mbx_err;
 
@@ -813,7 +812,7 @@ static s32 ixgbevf_set_rlpml_vf(struct ixgbe_hw *hw, u16 
max_size)
        msgbuf[1] = max_size;
 
        ret_val = ixgbevf_write_msg_read_ack(hw, msgbuf, msgbuf,
-                                            sizeof(msgbuf) / sizeof(u32));
+                                            ARRAY_SIZE(msgbuf));
        if (ret_val)
                return ret_val;
        if ((msgbuf[0] & IXGBE_VF_SET_LPE) &&
@@ -859,8 +858,7 @@ 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,
-                                        sizeof(msg) / sizeof(u32));
+       err = ixgbevf_write_msg_read_ack(hw, msg, msg, ARRAY_SIZE(msg));
        if (!err) {
                msg[0] &= ~IXGBE_VT_MSGTYPE_CTS;
 
@@ -911,8 +909,7 @@ 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,
-                                        sizeof(msg) / sizeof(u32));
+       err = ixgbevf_write_msg_read_ack(hw, msg, msg, ARRAY_SIZE(msg));
        if (!err) {
                msg[0] &= ~IXGBE_VT_MSGTYPE_CTS;
 
-- 
2.15.1