ixgbe: use ARRAY_SIZE for array sizing calculation on array buf

Use the ARRAY_SIZE macro on array buf to determine size of the array.
Improvement suggested by coccinelle.

Signed-off-by: Colin Ian King <colin.king@canonical.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/ixgbe/ixgbe_x550.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_x550.c
index 3bce26e..f470d02 100644 (file)
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_x550.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_x550.c
@@ -949,7 +949,7 @@ static s32 ixgbe_checksum_ptr_x550(struct ixgbe_hw *hw, u16 ptr,
        u16 length, bufsz, i, start;
        u16 *local_buffer;
 
-       bufsz = sizeof(buf) / sizeof(buf[0]);
+       bufsz = ARRAY_SIZE(buf);
 
        /* Read a chunk at the pointer location */
        if (!buffer) {