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[2a02:8389:41cf:e200:f2f2:fc2e:cc91:5c72]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-42f89ec71aesm113505385e9.33.2024.10.08.09.10.33 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 08 Oct 2024 09:10:34 -0700 (PDT) From: Javier Carrasco Date: Tue, 08 Oct 2024 18:10:27 +0200 Subject: [PATCH net-next 1/3] device property: Introduce fwnode_for_each_available_child_node_scoped() Precedence: bulk X-Mailing-List: linux-acpi@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20241008-mv88e6xxx_leds_fwnode_put-v1-1-cfd7758cd176@gmail.com> References: <20241008-mv88e6xxx_leds_fwnode_put-v1-0-cfd7758cd176@gmail.com> In-Reply-To: <20241008-mv88e6xxx_leds_fwnode_put-v1-0-cfd7758cd176@gmail.com> To: Greg Kroah-Hartman , "Rafael J. Wysocki" , Andy Shevchenko , Daniel Scally , Heikki Krogerus , Sakari Ailus , Andrew Lunn , Florian Fainelli , Vladimir Oltean , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Linus Walleij Cc: linux-acpi@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, Javier Carrasco X-Mailer: b4 0.14-dev X-Developer-Signature: v=1; a=ed25519-sha256; t=1728403830; l=1183; i=javier.carrasco.cruz@gmail.com; s=20240312; h=from:subject:message-id; bh=q5vUQZfbwy6fRP5D3eyH3Zp44IozpqyYJHBzw+URkbY=; b=F0T9Rl8gnijwBYmpOUjkTZW6Qpy2HjLQPqMBRKW2jY5vTX0cm1TaLz0xgA7QpIpnveTv0GnwZ YsXJ7vwJTTOAAHwfqkzaEcLE8fiKShk2NHQVF79Nh/d52C3vOMOxt/s X-Developer-Key: i=javier.carrasco.cruz@gmail.com; a=ed25519; pk=lzSIvIzMz0JhJrzLXI0HAdPwsNPSSmEn6RbS+PTS9aQ= Introduce the scoped variant of the fwnode_for_each_available_child_node() to automatically decrement the child's refcount when it goes out of scope, removing the need for explicit calls to fwnode_handle_put(). Signed-off-by: Javier Carrasco --- include/linux/property.h | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/include/linux/property.h b/include/linux/property.h index 61fc20e5f81f..b37508ecf606 100644 --- a/include/linux/property.h +++ b/include/linux/property.h @@ -168,6 +168,11 @@ struct fwnode_handle *fwnode_get_next_available_child_node( for (child = fwnode_get_next_available_child_node(fwnode, NULL); child;\ child = fwnode_get_next_available_child_node(fwnode, child)) +#define fwnode_for_each_available_child_node_scoped(fwnode, child) \ + for (struct fwnode_handle *child __free(fwnode_handle) = \ + fwnode_get_next_available_child_node(fwnode, NULL); child; \ + child = fwnode_get_next_available_child_node(fwnode, child)) + struct fwnode_handle *device_get_next_child_node(const struct device *dev, struct fwnode_handle *child);