Merge branch 'net-hdlc_fr-clean-up-some-code-style-issues'

Peng Li says:

====================
net: hdlc_fr: clean up some code style issues

V1 -> V2:
1, Use appropriate commit prefix suggested by Jakub Kicinski,
   replace commit prefix "net: wan" by "net: hdlc_fr".
====================

Link: https://lore.kernel.org/r/1622160769-6678-1-git-send-email-huangguangbin2@huawei.comSigned-off-by: Jakub Kicinski <kuba@kernel.org>