From: YueHaibing <yuehaibing@xxxxxxxxxx>
Date: Thu, 28 May 2020 07:43:59 +0000
> Fixes gcc '-Wunused-but-set-variable' warning:
>
> net/tipc/msg.c: In function 'tipc_msg_append':
> net/tipc/msg.c:215:24: warning:
> variable 'prev' set but not used [-Wunused-but-set-variable]
>
> commit 0a3e060f340d ("tipc: add test for Nagle algorithm effectiveness")
> left behind this, remove it.
>
> Signed-off-by: YueHaibing <yuehaibing@xxxxxxxxxx>
Applied.
