[Bridge] [PATCH] net: bridge: Fix uninitialized error in br_fdb_sync_static()

[David Miller]

From: Geert Uytterhoeven <geert at linux-m68k.org>
Date: Thu,  1 Feb 2018 11:25:27 +0100

> With gcc-4.1.2.:
> 
>     net/bridge/br_fdb.c: In function ‘br_fdb_sync_static’:
>     net/bridge/br_fdb.c:996: warning: ‘err’ may be used uninitialized in this function
> 
> Indeed, if the list is empty, err will be uninitialized, and will be
> propagated up as the function return value.
> 
> Fix this by preinitializing err to zero.
> 
> Fixes: eb7935830d00b9e0 ("net: bridge: use rhashtable for fdbs")
> Signed-off-by: Geert Uytterhoeven <geert at linux-m68k.org>

Applied, thanks Geert.