The grep output is not correct if the log message contains special
characters. Use -F which tells grep to search for fixed strings, not
expressions and pass lists instead of strings to subprocess.
(From OE-Core rev: bfc8304d4c10b5601a618011893369831baaf511)
Signed-off-by: Yi Zhao <yi.zhao@windriver.com>
Signed-off-by: Ross Burton <ross.burton@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>