On Thu, 31 Jan 2019 09:23:03 -0800 (PST), David Miller wrote:

From: kbuild test robot <redacted>
Date: Fri, 1 Feb 2019 00:19:33 +0800

quoted

All errors (new ones prefixed by >>):

   m68k-linux-gnu-ld: drivers/rtc/proc.o: in function `is_rtc_hctosys.isra.0':
   proc.c:(.text+0x178): undefined reference to `strcmp'
   m68k-linux-gnu-ld: net/core/ethtool.o: in function `ethtool_get_drvinfo':  

quoted

quoted

ethtool.c:(.text+0xc08): undefined reference to `devlink_compat_running_version'  

Missing string.h include perhaps?

Yeah, that one looks like existing m68k bug, but also I think I need to
cater to the DEVLINK=m case since ethtool code is always built in we
can't use the MAY_USE_DEVLINK trick :S