linux-kernel - Re: [PATCH] btrfs: scrub: Remove compilation errors when -Werror=maybe-uninitialized

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Message-ID: <20230119110416.GG11562@twin.jikos.cz>
Date:   Thu, 19 Jan 2023 12:04:16 +0100
From:   David Sterba <dsterba@...e.cz>
To:     ye.xingchen@....com.cn
Cc:     clm@...com, josef@...icpanda.com, dsterba@...e.com,
        linux-btrfs@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] btrfs: scrub: Remove compilation errors when -Werror=maybe-uninitialized

On Thu, Jan 19, 2023 at 01:57:13PM +0800, ye.xingchen@....com.cn wrote:
> From: ye xingchen <ye.xingchen@....com.cn>
> 
> fs/btrfs/scrub.c: In function
> 'scrub_raid56_data_stripe_for_parity.isa.0':
> fs/btrfs/scrub.c:3297:9 error: 'ret' may be used uninitialized in this
> function [-Werror=maybe-uninitialized]
> 
> fs/btrfs/scrub.c: In function
> 'scrub_simple_mirror':
> fs/btrfs/scrub.c:3530:9 error: 'ret' may be used uninitialized in this
> function [-Werror=maybe-uninitialized]

What compiler and version do you use?