linux-kernel - Re: [PATCH v2] tools/bootconfig: Completion of error handling

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Message-ID: <0b2612c1-28ca-2bb0-14f1-4befea09cede@web.de>
Date:   Fri, 8 May 2020 10:23:36 +0200
From:   Markus Elfring <Markus.Elfring@....de>
To:     Yunfeng Ye <yeyunfeng@...wei.com>,
        Steven Rostedt <rostedt@...dmis.org>,
        Masami Hiramatsu <mhiramat@...nel.org>
Cc:     linux-kernel@...r.kernel.org, kernel-janitors@...r.kernel.org,
        Shiyuan Hu <hushiyuan@...wei.com>,
        Hewenliang <hewenliang4@...wei.com>
Subject: Re: [PATCH v2] tools/bootconfig: Completion of error handling

…
> +++ b/tools/bootconfig/main.c
> @@ -314,31 +314,33 @@ int apply_xbc(const char *path, const char *xbc_path)
…
> +close_fd:
>  	close(fd);
> +free_data:
>  	free(data);
…

Do you find unchecked return values from calls of functions like close()
and printf() suspicious?
https://cwe.mitre.org/data/definitions/252.html

Regards,
Markus