linux-kernel - Re: [PATCH] USB: gadget: Fix a configfs return code

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Date:   Tue, 16 Feb 2021 10:23:52 +0900
From:   Lorenzo Colitti <lorenzo@...gle.com>
To:     Dan Carpenter <dan.carpenter@...cle.com>
Cc:     Felipe Balbi <balbi@...nel.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Nishad Kamdar <nishadkamdar@...il.com>,
        David Lechner <david@...hnology.com>,
        linux-usb@...r.kernel.org, lkml <linux-kernel@...r.kernel.org>,
        kernel-janitors@...r.kernel.org
Subject: Re: [PATCH] USB: gadget: Fix a configfs return code

On Tue, Feb 16, 2021 at 12:57 AM Dan Carpenter <dan.carpenter@...cle.com> wrote:
>         {                                                               \
>                 struct f_##_f_##_opts *opts = to_f_##_f_##_opts(item);  \
> -               int ret;                                                \
> +               int ret = -EINVAL;                                      \
>                 u8 val;                                                 \
>                                                                         \
>                 mutex_lock(&opts->lock);                                \
> -               ret = sscanf(page, "%02hhx", &val);                     \
> -               if (ret > 0) {                                          \
> +               if (sscanf(page, "%02hhx", &val) > 0) {                 \
>                         opts->_n_ = val;                                \
>                         ret = len;                                      \
>                 }                                                       \

Acked-by: Lorenzo Colitti <lorenzo@...gle.com>