From: Sanjay Chitroda <sanjayembeddedse@gmail•com>
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 2/7] iio: ssp_sensors: simplify cleanup using __free
Date: Wed, 11 Mar 2026 01:35:08 +0530 [thread overview]
Message-ID: <20260310200513.2162018-3-sanjayembedded@gmail.com> (raw)
In-Reply-To: <20260310200513.2162018-1-sanjayembedded@gmail.com>
From: Sanjay Chitroda <sanjayembeddedse@gmail•com>
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 <sanjayembeddedse@gmail•com>
---
drivers/iio/common/ssp_sensors/ssp_spi.c | 9 ++-------
1 file changed, 2 insertions(+), 7 deletions(-)
diff --git a/drivers/iio/common/ssp_sensors/ssp_spi.c b/drivers/iio/common/ssp_sensors/ssp_spi.c
index 6c81c0385fb5..e76ef39c6b7c 100644
--- a/drivers/iio/common/ssp_sensors/ssp_spi.c
+++ b/drivers/iio/common/ssp_sensors/ssp_spi.c
@@ -331,7 +331,6 @@ static int ssp_parse_dataframe(struct ssp_data *data, char *dataframe, int len)
/* threaded irq */
int ssp_irq_msg(struct ssp_data *data)
{
- char *buffer;
u8 msg_type;
int ret;
u16 length, msg_options;
@@ -375,7 +374,7 @@ int ssp_irq_msg(struct ssp_data *data)
* but the slave should not send such ones - it is to
* check but let's handle this
*/
- buffer = kmalloc(length, GFP_KERNEL | GFP_DMA);
+ char *buffer __free(kfree) = kmalloc(length, GFP_KERNEL | GFP_DMA);
if (!buffer) {
ret = -ENOMEM;
goto _unlock;
@@ -386,8 +385,6 @@ int ssp_irq_msg(struct ssp_data *data)
if (ret >= 0)
ret = -EPROTO;
- kfree(buffer);
-
dev_err(SSP_DEV, "No match error %x\n",
msg_options);
@@ -420,20 +417,18 @@ int ssp_irq_msg(struct ssp_data *data)
mutex_unlock(&data->pending_lock);
break;
case SSP_HUB2AP_WRITE:
- buffer = kzalloc(length, GFP_KERNEL | GFP_DMA);
+ char *buffer __free(kfree) = kzalloc(length, GFP_KERNEL | GFP_DMA);
if (!buffer)
return -ENOMEM;
ret = spi_read(data->spi, buffer, length);
if (ret < 0) {
dev_err(SSP_DEV, "spi read fail\n");
- kfree(buffer);
break;
}
ret = ssp_parse_dataframe(data, buffer, length);
- kfree(buffer);
break;
default:
--
2.34.1
next prev parent reply other threads:[~2026-03-10 20:05 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-10 20:05 [PATCH 0/7] drivers: Simplify cleanup paths using __free Sanjay Chitroda
2026-03-10 20:05 ` [PATCH 1/7] staging: greybus: simplify cleanup " Sanjay Chitroda
2026-03-10 21:07 ` Andy Shevchenko
2026-03-11 6:51 ` Dan Carpenter
2026-03-11 7:06 ` Greg KH
2026-03-10 20:05 ` Sanjay Chitroda [this message]
2026-03-10 21:11 ` [PATCH 2/7] iio: ssp_sensors: " Andy Shevchenko
2026-03-10 20:05 ` [PATCH 3/7] iio: st_sensors: " Sanjay Chitroda
2026-03-11 0:04 ` David Lechner
2026-03-10 20:05 ` [PATCH 4/7] media: mediatek: vcodec: " Sanjay Chitroda
2026-03-19 21:08 ` Nicolas Dufresne
2026-03-10 20:05 ` [PATCH 5/7] media: chips-media: coda: " Sanjay Chitroda
2026-03-10 20:05 ` [PATCH 6/7] media: allegro: " Sanjay Chitroda
2026-03-10 20:05 ` [PATCH 7/7] staging: rtl8723bs: " Sanjay Chitroda
2026-03-10 21:42 ` Andrew Lunn
2026-03-11 6:45 ` Greg KH
2026-03-10 21:04 ` [PATCH 0/7] drivers: Simplify cleanup paths " Andy Shevchenko
2026-03-10 21:52 ` David Lechner
2026-03-11 1:57 ` Sanjay Chitroda
2026-03-11 5:42 ` Luka Gejak
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