From: Dan Carpenter <dan.carpenter@linaro.org>
To: Denis Benato <benato.denis96@gmail.com>
Cc: Jagath Jog J <jagathjog1996@gmail.com>,
Jonathan Cameron <jic23@kernel.org>,
Lars-Peter Clausen <lars@metafoo.de>,
linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH v2 1/2] iio: bmi323: fix copy and paste bugs in suspend resume
Date: Mon, 16 Sep 2024 17:09:10 +0300 [thread overview]
Message-ID: <7175b8ec-85cf-4fbf-a4e1-c4c43c3b665c@stanley.mountain> (raw)
In-Reply-To: <cover.1726333044.git.dan.carpenter@linaro.org>
This code is using bmi323_reg_savestate[] and ->reg_settings[] instead
of bmi323_ext_reg_savestate[] and ->ext_reg_settings[]. This was
discovered by Smatch:
drivers/iio/imu/bmi323/bmi323_core.c:2202 bmi323_core_runtime_suspend()
error: buffer overflow 'bmi323_reg_savestate' 9 <= 11
Fixes: 16531118ba63 ("iio: bmi323: peripheral in lowest power state on suspend")
Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>
---
v2: no change
drivers/iio/imu/bmi323/bmi323_core.c | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)
diff --git a/drivers/iio/imu/bmi323/bmi323_core.c b/drivers/iio/imu/bmi323/bmi323_core.c
index 89eab40bcfdf..f6ff07ba98cd 100644
--- a/drivers/iio/imu/bmi323/bmi323_core.c
+++ b/drivers/iio/imu/bmi323/bmi323_core.c
@@ -2193,12 +2193,12 @@ static int bmi323_core_runtime_suspend(struct device *dev)
}
for (unsigned int i = 0; i < ARRAY_SIZE(bmi323_ext_reg_savestate); i++) {
- ret = bmi323_read_ext_reg(data, bmi323_reg_savestate[i],
- &savestate->reg_settings[i]);
+ ret = bmi323_read_ext_reg(data, bmi323_ext_reg_savestate[i],
+ &savestate->ext_reg_settings[i]);
if (ret) {
dev_err(data->dev,
"Error reading bmi323 external reg 0x%x: %d\n",
- bmi323_reg_savestate[i], ret);
+ bmi323_ext_reg_savestate[i], ret);
return ret;
}
}
@@ -2237,12 +2237,12 @@ static int bmi323_core_runtime_resume(struct device *dev)
}
for (unsigned int i = 0; i < ARRAY_SIZE(bmi323_ext_reg_savestate); i++) {
- ret = bmi323_write_ext_reg(data, bmi323_reg_savestate[i],
- savestate->reg_settings[i]);
+ ret = bmi323_write_ext_reg(data, bmi323_ext_reg_savestate[i],
+ savestate->ext_reg_settings[i]);
if (ret) {
dev_err(data->dev,
"Error writing bmi323 external reg 0x%x: %d\n",
- bmi323_reg_savestate[i], ret);
+ bmi323_ext_reg_savestate[i], ret);
return ret;
}
}
--
2.45.2
next parent reply other threads:[~2024-09-16 14:09 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <cover.1726333044.git.dan.carpenter@linaro.org>
2024-09-16 14:09 ` Dan Carpenter [this message]
2024-09-16 14:09 ` [PATCH v2 2/2] iio: bmi323: fix reversed if statement in bmi323_core_runtime_resume() Dan Carpenter
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