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Re: [Qemu-devel] [Qemu-trivial] [PATCH] qjson.h: Remove spurious GCC_FMT
From: |
Michael Tokarev |
Subject: |
Re: [Qemu-devel] [Qemu-trivial] [PATCH] qjson.h: Remove spurious GCC_FMT_ATTR markup from qobject_from_json() declaration |
Date: |
Sun, 02 Mar 2014 17:21:49 +0400 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20131103 Icedove/17.0.10 |
27.02.2014 03:51, Peter Maydell пишет:
> The function qobject_from_json() doesn't actually allow its
> argument to be a format string -- it passes a NULL va_list*
> to qobject_from_jsonv(), and the parser code will then never
> actually intepret %-escape sequences (it tests whether the
> va_list pointer is NULL and will stop with a parse error).
>
> The spurious attribute markup causes clang warnings in some
> of the test cases where we programmatically construct JSON
> to feed to qobject_from_json():
>
> tests/test-qmp-input-visitor.c:76:35: warning: format string is not a
> string literal (potentially insecure) [-Wformat-security]
> data->obj = qobject_from_json(json_string);
> ^~~~~~~~~~~
>
> Remove the incorrect attribute.
Applied to -trivial, thank you!
/mjt
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