git: if_tap: Remove global variable "taplastunit"

[Aaron LI]

commit 117648afe306031fd5adc9ded94fc114919f694c
Author: Aaron LI <aly at aaronly.me>
Date:   Sat Jul 7 20:21:45 2018 +0800

    if_tap: Remove global variable "taplastunit"
    
    This global variable isn't helpful.  In addition, the tap units can be
    non-continuous.

Summary of changes:
 sys/net/tap/if_tap.c | 18 ++++++------------
 1 file changed, 6 insertions(+), 12 deletions(-)

http://gitweb.dragonflybsd.org/dragonfly.git/commitdiff/117648afe306031fd5adc9ded94fc114919f694c


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