Warnings before patch:
files: ['net/ethtool/netlink.h', 'Documentation/networking/ethtool-netlink.rst', 'Documentation/netlink/specs/ethtool.yaml', 'net/ethtool/Makefile', 'net/ethtool/netlink.c', 'include/uapi/linux/ethtool_netlink_generated.h']
<parse fail>: Warning: net/ethtool/netlink.h:231 No description found for return value of 'ethnl_reply_header_size'
Warning: net/ethtool/netlink.h:231 No description found for return value of 'ethnl_reply_header_size'

Current warnings:
files: ['net/ethtool/netlink.h', 'Documentation/networking/ethtool-netlink.rst', 'Documentation/netlink/specs/ethtool.yaml', 'net/ethtool/Makefile', 'net/ethtool/netlink.c', 'net/ethtool/mse.c', 'include/uapi/linux/ethtool_netlink_generated.h']
<parse fail>: Warning: net/ethtool/netlink.h:231 No description found for return value of 'ethnl_reply_header_size'
Warning: net/ethtool/netlink.h:231 No description found for return value of 'ethnl_reply_header_size'

Warnings before: 1 after: 1