This is a note to let you know that I've just added the patch titled iio: adis16400: Fix an error code in adis16400_initial_setup() to the 4.9-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: iio-adis16400-fix-an-error-code-in-adis16400_initial_setup.patch and it can be found in the queue-4.9 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. >From a71266e454b5df10d019b06f5ebacd579f76be28 Mon Sep 17 00:00:00 2001 From: Dan Carpenter <dan.carpenter@xxxxxxxxxx> Date: Tue, 16 Feb 2021 22:42:13 +0300 Subject: iio: adis16400: Fix an error code in adis16400_initial_setup() From: Dan Carpenter <dan.carpenter@xxxxxxxxxx> commit a71266e454b5df10d019b06f5ebacd579f76be28 upstream. This is to silence a new Smatch warning: drivers/iio/imu/adis16400.c:492 adis16400_initial_setup() warn: sscanf doesn't return error codes If the condition "if (st->variant->flags & ADIS16400_HAS_SLOW_MODE) {" is false then we return 1 instead of returning 0 and probe will fail. Fixes: 72a868b38bdd ("iio: imu: check sscanf return value") Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx> Cc: <Stable@xxxxxxxxxxxxxxx> Link: https://lore.kernel.org/r/YCwgFb3JVG6qrlQ+@mwanda Signed-off-by: Jonathan Cameron <Jonathan.Cameron@xxxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- drivers/iio/imu/adis16400_core.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) --- a/drivers/iio/imu/adis16400_core.c +++ b/drivers/iio/imu/adis16400_core.c @@ -288,8 +288,7 @@ static int adis16400_initial_setup(struc if (ret) goto err_ret; - ret = sscanf(indio_dev->name, "adis%u\n", &device_id); - if (ret != 1) { + if (sscanf(indio_dev->name, "adis%u\n", &device_id) != 1) { ret = -EINVAL; goto err_ret; } Patches currently in stable-queue which might be from dan.carpenter@xxxxxxxxxx are queue-4.9/iio-adis16400-fix-an-error-code-in-adis16400_initial_setup.patch queue-4.9/scsi-lpfc-fix-some-error-codes-in-debugfs.patch