From: Andrew Lunn <andrew@lunn.ch>
To: trix@redhat.com
Cc: vivien.didelot@gmail.com, f.fainelli@gmail.com,
olteanv@gmail.com, davem@davemloft.net, kuba@kernel.org,
nathan@kernel.org, ndesaulniers@google.com,
netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
llvm@lists.linux.dev
Subject: Re: [PATCH] net: dsa: return success if there was nothing to do
Date: Sat, 5 Mar 2022 20:11:06 +0100 [thread overview]
Message-ID: <YiO1yrlc2lLOx2KR@lunn.ch> (raw)
In-Reply-To: <20220305171448.692839-1-trix@redhat.com>
On Sat, Mar 05, 2022 at 09:14:48AM -0800, trix@redhat.com wrote:
> From: Tom Rix <trix@redhat.com>
>
> Clang static analysis reports this representative issue
> dsa.c:486:2: warning: Undefined or garbage value
> returned to caller
> return err;
> ^~~~~~~~~~
>
> err is only set in the loop. If the loop is empty,
> garbage will be returned. So initialize err to 0
> to handle this noop case.
>
> Signed-off-by: Tom Rix <trix@redhat.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Andrew
next prev parent reply other threads:[~2022-03-05 19:11 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-03-05 17:14 [PATCH] net: dsa: return success if there was nothing to do trix
2022-03-05 19:11 ` Andrew Lunn [this message]
2022-03-05 20:32 ` Vladimir Oltean
2022-03-07 12:30 ` patchwork-bot+netdevbpf
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