lists.openwall.net   lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  linux-hardening  linux-cve-announce  PHC 
Open Source and information security mailing list archives
 
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-Id: <20191001112421.2778-8-ribalda@kernel.org>
Date:   Tue,  1 Oct 2019 13:24:20 +0200
From:   Ricardo Ribalda Delgado <ribalda@...nel.org>
To:     Philipp Zabel <p.zabel@...gutronix.de>,
        Hans Verkuil <hverkuil-cisco@...all.nl>,
        Jacopo Mondi <jacopo@...ndi.org>, linux-media@...r.kernel.org,
        linux-kernel@...r.kernel.org
Cc:     Ricardo Ribalda Delgado <ribalda@...nel.org>,
        Hans Verkuil <hverkuil@...all.nl>
Subject: [PATCH v9 7/8] media: v4l2-ctrl: Add new helper v4l2_ctrl_ptr_create

This helper function simplifies the code by not needing a union
v4l2_ctrl_ptr and an assignment every time we need to use
a ctrl_ptr.

Suggested-by: Hans Verkuil <hverkuil@...all.nl>
Signed-off-by: Ricardo Ribalda Delgado <ribalda@...nel.org>
---
 include/media/v4l2-ctrls.h | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/include/media/v4l2-ctrls.h b/include/media/v4l2-ctrls.h
index c42f164e2c9e..51d74fa7c7e2 100644
--- a/include/media/v4l2-ctrls.h
+++ b/include/media/v4l2-ctrls.h
@@ -73,6 +73,18 @@ union v4l2_ctrl_ptr {
 	void *p;
 };
 
+/**
+ * v4l2_ctrl_ptr_create() - Helper function to return a v4l2_ctrl_ptr from a
+ * void pointer
+ * @ptr:	The void pointer
+ */
+static inline union v4l2_ctrl_ptr v4l2_ctrl_ptr_create(void *ptr)
+{
+	union v4l2_ctrl_ptr p = {.p = ptr};
+
+	return p;
+}
+
 /**
  * struct v4l2_ctrl_ops - The control operations that the driver has to provide.
  *
-- 
2.23.0

Powered by blists - more mailing lists

Powered by Openwall GNU/*/Linux Powered by OpenVZ