On Fri, Feb 3, 2017 at 2:15 PM, srishti sharma [off-list ref] wrote:

I ran perl scripts/checkpatch.pl -f drivers/staging/comedi/* | less
for the file comedi_buf.o there is one error , it says
ERROR: Does not appear to be a unified-diff format patch

If it's an *.o file then perhaps it's output from a compiler and not a
text file that checkpatch could usefully look at.

-- 
Jim