staging: rtlwifi: silence underflow warning

I'm not totally certain that it's necessary to put an upper limit here.
I think it happens at lower levels.  But if we are going to do that then
we should have a lower bound as well.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Dan Carpenter 2017-09-29 10:51:17 +03:00 • committed by Greg Kroah-Hartman
commit cfc70e7c60