netdev - Re: [PATCH] ionic: Remove unnecessary ternary operator in ionic_debugfs_add

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Message-ID: <20190918055745.GB1830901@kroah.com>
Date:   Wed, 18 Sep 2019 07:57:45 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     Nathan Chancellor <natechancellor@...il.com>
Cc:     Shannon Nelson <snelson@...sando.io>,
        Pensando Drivers <drivers@...sando.io>,
        "David S. Miller" <davem@...emloft.net>, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org, clang-built-linux@...glegroups.com
Subject: Re: [PATCH] ionic: Remove unnecessary ternary operator in
 ionic_debugfs_add_ident

On Tue, Sep 17, 2019 at 04:26:16PM -0700, Nathan Chancellor wrote:
> clang warns:
> 
> ../drivers/net/ethernet/pensando/ionic/ionic_debugfs.c:60:37: warning:
> expression result unused [-Wunused-value]
>                             ionic, &identity_fops) ? 0 : -EOPNOTSUPP;
>                                                          ^~~~~~~~~~~
> 1 warning generated.
> 
> The return value of debugfs_create_file does not need to be checked [1]
> and the function returns void so get rid of the ternary operator, it is
> unnecessary.
> 
> [1]: https://lore.kernel.org/linux-mm/20150815160730.GB25186@kroah.com/
> 
> Fixes: fbfb8031533c ("ionic: Add hardware init and device commands")
> Link: https://github.com/ClangBuiltLinux/linux/issues/658
> Signed-off-by: Nathan Chancellor <natechancellor@...il.com>
> ---
>  drivers/net/ethernet/pensando/ionic/ionic_debugfs.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)

Reviewed-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>