From: Aditya Garg <gargaditya08@live.com>
To: Arnd Bergmann <arnd@kernel.org>
Cc: Aun-Ali Zaidi <admin@kodeit.net>,
Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
Maxime Ripard <mripard@kernel.org>,
Thomas Zimmermann <tzimmermann@suse.de>,
David Airlie <airlied@gmail.com>, Simona Vetter <simona@ffwll.ch>,
Jani Nikula <jani.nikula@intel.com>,
Atharva Tiwari <evepolonium@gmail.com>,
Kerem Karabay <kekrby@gmail.com>, Arnd Bergmann <arnd@arndb.de>,
"dri-devel@lists.freedesktop.org"
<dri-devel@lists.freedesktop.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
Nathan Chancellor <nathan@kernel.org>
Subject: Re: [PATCH] drm/tiny: fix printk format string for 32-bit
Date: Tue, 4 Mar 2025 14:46:10 +0000 [thread overview]
Message-ID: <05EAF4F2-7DFB-4C80-8D2A-054BCD7A126D@live.com> (raw)
In-Reply-To: <20250304142711.621330-1-arnd@kernel.org>
Hi
> On 4 Mar 2025, at 7:57 PM, Arnd Bergmann <arnd@kernel.org> wrote:
>
> From: Arnd Bergmann <arnd@arndb.de>
>
> A size_t must be printed with the %z modifier instead of %l:
>
> In file included from include/linux/device.h:15,
> from include/linux/usb.h:19,
> from drivers/gpu/drm/tiny/appletbdrm.c:19:
> drivers/gpu/drm/tiny/appletbdrm.c: In function 'appletbdrm_send_request':
> include/drm/drm_print.h:589:54: error: format '%lu' expects argument of type 'long unsigned int', but argument 4 has type 'size_t' {aka 'unsigned int'} [-Werror=format=]
> drivers/gpu/drm/tiny/appletbdrm.c:170:17: note: in expansion of macro 'drm_err'
> 170 | drm_err(drm, "Actual size (%d) doesn't match expected size (%lu)\n",
> | ^~~~~~~
> drivers/gpu/drm/tiny/appletbdrm.c: In function 'appletbdrm_read_response':
> include/drm/drm_print.h:589:54: error: format '%lu' expects argument of type 'long unsigned int', but argument 4 has type 'size_t' {aka 'unsigned int'} [-Werror=format=]
> drivers/gpu/drm/tiny/appletbdrm.c:211:17: note: in expansion of macro 'drm_err'
> 211 | drm_err(drm, "Actual size (%d) doesn't match expected size (%lu)\n",
> | ^~~~~~~
>
> Fixes: 0670c2f56e45 ("drm/tiny: add driver for Apple Touch Bars in x86 Macs")
> Signed-off-by: Arnd Bergmann <arnd@arndb.de>
> —
Its the duplicate of:
https://lore.kernel.org/dri-devel/20250304-appletbdrm-fix-size_t-specifier-v1-1-94fe1d2c91f8@kernel.org/
as well as
https://lore.kernel.org/dri-devel/20250304135456.429407-1-jani.nikula@intel.com/
next prev parent reply other threads:[~2025-03-04 14:46 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-03-04 14:27 Arnd Bergmann
2025-03-04 14:46 ` Aditya Garg [this message]
2025-03-04 15:10 ` Jani Nikula
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