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Tue, 10 Mar 2026 13:06:02 -0700 (PDT) Received: from hu-ckantibh-hyd.qualcomm.com ([202.46.23.25]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-829f6dc2d0asm101660b3a.13.2026.03.10.13.05.51 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 10 Mar 2026 13:06:02 -0700 (PDT) From: Sanjay Chitroda X-Google-Original-From: Sanjay Chitroda To: jic23@kernel.org, m.tretter@pengutronix.de, mchehab@kernel.org, p.zabel@pengutronix.de, tiffany.lin@mediatek.com, andrew-ct.chen@mediatek.com, yunfei.dong@mediatek.com, matthias.bgg@gmail.com, angelogioacchino.delregno@collabora.com, johan@kernel.org, elder@kernel.org, gregkh@linuxfoundation.org, pure.logic@nexus-software.ie Cc: dlechner@baylibre.com, nuno.sa@analog.com, andy@kernel.org, kernel@pengutronix.de, kees@kernel.org, nabijaczleweli@nabijaczleweli.xyz, marcelo.schmitt1@gmail.com, maudspierings@gocontroll.com, hverkuil+cisco@kernel.org, ribalda@chromium.org, straube.linux@gmail.com, dan.carpenter@linaro.org, lukagejak5@gmail.com, ethantidmore06@gmail.com, samasth.norway.ananda@oracle.com, karanja99erick@gmail.com, s9430939@naver.com, tglx@kernel.org, mingo@kernel.org, sun.jian.kdev@gmail.com, weibu@redadmin.org, linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, greybus-dev@lists.linaro.org, linux-staging@lists.linux.dev, sanjayembeddedse@gmail.com, skhan@linuxfoundation.org Subject: [PATCH 3/7] iio: st_sensors: simplify cleanup using __free Date: Wed, 11 Mar 2026 01:35:09 +0530 Message-Id: <20260310200513.2162018-4-sanjayembedded@gmail.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20260310200513.2162018-1-sanjayembedded@gmail.com> References: <20260310200513.2162018-1-sanjayembedded@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260310_130603_957726_BF5A9468 X-CRM114-Status: GOOD ( 11.22 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Sanjay Chitroda Replace manual cleanup logic with __free attribute from cleanup.h. This removes explicit kfree() calls and simplifies the error handling paths. No functional change intended for kmalloc(). Signed-off-by: Sanjay Chitroda --- drivers/iio/common/st_sensors/st_sensors_core.c | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-) diff --git a/drivers/iio/common/st_sensors/st_sensors_core.c b/drivers/iio/common/st_sensors/st_sensors_core.c index dac593be5695..f641b62e692b 100644 --- a/drivers/iio/common/st_sensors/st_sensors_core.c +++ b/drivers/iio/common/st_sensors/st_sensors_core.c @@ -501,14 +501,14 @@ static int st_sensors_read_axis_data(struct iio_dev *indio_dev, byte_for_channel = DIV_ROUND_UP(ch->scan_type.realbits + ch->scan_type.shift, 8); - outdata = kmalloc(byte_for_channel, GFP_DMA | GFP_KERNEL); + u8 *outdata __free(kfree) = kmalloc(byte_for_channel, GFP_DMA | GFP_KERNEL); if (!outdata) return -ENOMEM; err = regmap_bulk_read(sdata->regmap, ch->address, outdata, byte_for_channel); if (err < 0) - goto st_sensors_free_memory; + return err; if (byte_for_channel == 1) *data = (s8)*outdata; @@ -517,9 +517,6 @@ static int st_sensors_read_axis_data(struct iio_dev *indio_dev, else if (byte_for_channel == 3) *data = (s32)sign_extend32(get_unaligned_le24(outdata), 23); -st_sensors_free_memory: - kfree(outdata); - return err; } -- 2.34.1