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[175.34.62.5]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-29650c5e3c5sm126117355ad.43.2025.11.09.17.03.34 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sun, 09 Nov 2025 17:03:45 -0800 (PST) Message-ID: <8a382455-1915-494e-8cde-04407696cfa9@redhat.com> Date: Mon, 10 Nov 2025 11:03:32 +1000 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 07/33] platform: Define platform_device_put cleanup handler To: Ben Horgan , james.morse@arm.com Cc: amitsinght@marvell.com, baisheng.gao@unisoc.com, baolin.wang@linux.alibaba.com, bobo.shaobowang@huawei.com, carl@os.amperecomputing.com, catalin.marinas@arm.com, dakr@kernel.org, dave.martin@arm.com, david@redhat.com, dfustini@baylibre.com, fenghuay@nvidia.com, gregkh@linuxfoundation.org, guohanjun@huawei.com, jeremy.linton@arm.com, jonathan.cameron@huawei.com, kobak@nvidia.com, lcherian@marvell.com, lenb@kernel.org, linux-acpi@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, lpieralisi@kernel.org, peternewman@google.com, quic_jiles@quicinc.com, rafael@kernel.org, robh@kernel.org, rohit.mathew@arm.com, scott@os.amperecomputing.com, sdonthineni@nvidia.com, sudeep.holla@arm.com, tan.shaopeng@fujitsu.com, will@kernel.org, xhao@linux.alibaba.com References: <20251107123450.664001-1-ben.horgan@arm.com> <20251107123450.664001-8-ben.horgan@arm.com> Content-Language: en-US From: Gavin Shan In-Reply-To: <20251107123450.664001-8-ben.horgan@arm.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 11/7/25 10:34 PM, Ben Horgan wrote: > Define a cleanup helper for use with __free to destroy platform devices > automatically when the pointer goes out of scope. This is only intended to > be used in error cases and so should be used with return_ptr() or > no_free_ptr() directly to avoid the automatic destruction on success. > > A first use of this is introduced in a subsequent commit. > > Signed-off-by: Ben Horgan > --- > include/linux/platform_device.h | 1 + > 1 file changed, 1 insertion(+) > Reviewed-by: Gavin Shan