[sssd PR#5243][comment] responder/common/responder_packet: get packet length only once

[pbrezina]

URL: https://github.com/SSSD/sssd/pull/5243
Title: #5243: responder/common/responder_packet: get packet length only once

pbrezina commented:
"""
LGTM. Ack.
"""

See the full comment at https://github.com/SSSD/sssd/pull/5243#issuecomment-660925353