From: Colin King <colin.king@canonical.com>
Date: Thu,  9 Aug 2018 12:00:49 +0100

> From: Colin Ian King <colin.king@canonical.com>
> 
> The static int 'zero' is defined but is never used hence it is
> redundant and can be removed. The use of this variable was removed
> with commit a158bdd3247b ("rxrpc: Fix call timeouts").
> 
> Cleans up clang warning:
> warning: 'zero' defined but not used [-Wunused-const-variable=]
> 
> Signed-off-by: Colin Ian King <colin.king@canonical.com>

Applied, thank you.