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From: Ricardo Ribalda <ribalda@chromium.org>
Date: Thu, 05 Jun 2025 17:52:54 +0000
Subject: [PATCH v2 01/12] media: uvcvideo: Always set default_value
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In-Reply-To: <20250605-uvc-orientation-v2-0-5710f9d030aa@chromium.org>
To: Laurent Pinchart <laurent.pinchart@ideasonboard.com>,
Hans de Goede <hdegoede@redhat.com>,
Mauro Carvalho Chehab <mchehab@kernel.org>,
Hans Verkuil <hverkuil@xs4all.nl>,
Sakari Ailus <sakari.ailus@linux.intel.com>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Rob Herring <robh@kernel.org>, Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>,
Linus Walleij <linus.walleij@linaro.org>,
Bartosz Golaszewski <brgl@bgdev.pl>,
"Rafael J. Wysocki" <rafael@kernel.org>, Len Brown <lenb@kernel.org>
Cc: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-usb@vger.kernel.org, devicetree@vger.kernel.org,
linux-gpio@vger.kernel.org, linux-acpi@vger.kernel.org,
Ricardo Ribalda <ribalda@chromium.org>
X-Mailer: b4 0.14.2
|
| Series |
media: uvcvideo: Add support for orientation and rotation.
|
expand
|
diff --git a/drivers/media/usb/uvc/uvc_ctrl.c b/drivers/media/usb/uvc/uvc_ctrl.c index 44b6513c526421943bb9841fb53dc5f8e9f93f02..47e8ccc39234d1769384b55539a21df07f3d57c7 100644 --- a/drivers/media/usb/uvc/uvc_ctrl.c +++ b/drivers/media/usb/uvc/uvc_ctrl.c @@ -1497,6 +1497,8 @@ static int __uvc_queryctrl_boundaries(struct uvc_video_chain *chain, if (ctrl->info.flags & UVC_CTRL_FLAG_GET_DEF) { v4l2_ctrl->default_value = uvc_mapping_get_s32(mapping, UVC_GET_DEF, uvc_ctrl_data(ctrl, UVC_CTRL_DATA_DEF)); + } else { + v4l2_ctrl->default_value = 0; } switch (mapping->v4l2_type) {
If the control does not support GET_DEF, the field default_value will be left uninitialized during queryctrl. Fixes: c0efd232929c ("V4L/DVB (8145a): USB Video Class driver") Signed-off-by: Ricardo Ribalda <ribalda@chromium.org> --- drivers/media/usb/uvc/uvc_ctrl.c | 2 ++ 1 file changed, 2 insertions(+)