==========
checkpatch - FAILED

ERROR: trailing whitespace
#36: FILE: Documentation/networking/net_cachelines/net_device.rst:170:
+unsigned_long:1                     fcoe_mtu                                                        $

CHECK: Unnecessary parentheses around 'pb == ixgbe_fcoe_get_tc(adapter)'
#131: FILE: drivers/net/ethernet/intel/ixgbe/ixgbe_main.c:5139:
+	if (dev->fcoe_mtu && tc < IXGBE_FCOE_JUMBO_FRAME_SIZE &&
 	    (pb == ixgbe_fcoe_get_tc(adapter)))

CHECK: Unnecessary parentheses around 'pb == netdev_get_prio_tc_map(dev, adapter->fcoe.up)'
#141: FILE: drivers/net/ethernet/intel/ixgbe/ixgbe_main.c:5199:
+	if (dev->fcoe_mtu && tc < IXGBE_FCOE_JUMBO_FRAME_SIZE &&
 	    (pb == netdev_get_prio_tc_map(dev, adapter->fcoe.up)))

total: 1 errors, 0 warnings, 2 checks, 175 lines checked

NOTE: For some of the reported defects, checkpatch may be able to
      mechanically convert to the typical style using --fix or --fix-inplace.

NOTE: Whitespace errors detected.
      You may wish to use scripts/cleanpatch or scripts/cleanfile

Commit 2f5f171a0c12 ("netdev_features: convert NETIF_F_FCOE_MTU to dev->fcoe_mtu") has style problems, please review.

NOTE: Ignored message types: ALLOC_SIZEOF_STRUCT BAD_REPORTED_BY_LINK CAMELCASE COMMIT_LOG_LONG_LINE GIT_COMMIT_ID MACRO_ARG_REUSE NO_AUTHOR_SIGN_OFF

NOTE: If any of the errors are false positives, please report
      them to the maintainer, see CHECKPATCH in MAINTAINERS.