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iio: core: Use pr_err instead of printk

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Use of pr_err is preferred to printk.

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
This commit is contained in:
Sachin Kamat 2013-10-24 12:53:00 +01:00 committed by Jonathan Cameron
parent d141ab776b
commit 3176dd5d3b
1 changed files with 5 additions and 6 deletions
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11
drivers/iio/industrialio-core.c
View file

@ -9,6 +9,8 @@
* Based on elements of hwmon and input subsystems.
*/
#define pr_fmt(fmt) "iio-core: " fmt
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/idr.h>
@ -132,16 +134,13 @@ static int __init iio_init(void)
/* Register sysfs bus */
ret = bus_register(&iio_bus_type);
if (ret < 0) {
printk(KERN_ERR
"%s could not register bus type\n",
__FILE__);
pr_err("could not register bus type\n");
goto error_nothing;
}
ret = alloc_chrdev_region(&iio_devt, 0, IIO_DEV_MAX, "iio");
if (ret < 0) {
printk(KERN_ERR "%s: failed to allocate char dev region\n",
__FILE__);
pr_err("failed to allocate char dev region\n");
goto error_unregister_bus_type;
}
@ -951,7 +950,7 @@ struct iio_dev *iio_device_alloc(int sizeof_priv)
dev->id = ida_simple_get(&iio_ida, 0, 0, GFP_KERNEL);
if (dev->id < 0) {
/* cannot use a dev_err as the name isn't available */
printk(KERN_ERR "Failed to get id\n");
pr_err("failed to get device id\n");
kfree(dev);
return NULL;
}