staging: pi433: Rename "pi433_dev" of type "dev_t" to "pi433_devt"

Distinguish struct device type instances from dev_t instances
to enhance readability.

Signed-off-by: Shahar Avidar <ikobh7@gmail.com>
Reviewed-by: Dan Carpenter <dan.carpenter@linaro.org>
Link: https://lore.kernel.org/r/20240405074000.3481217-5-ikobh7@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/pi433/pi433_if.c b/drivers/staging/pi433/pi433_if.c
index 1e467693d5461ab7959108c85252f1ab32a93ad4..ac4cbeb961e9e739f5d77f9445a463a2fc38fddc 100644 (file)
--- a/drivers/staging/pi433/pi433_if.c
+++ b/drivers/staging/pi433/pi433_if.c
@@ -52,7 +52,7 @@
 #define FIFO_THRESHOLD 15              /* bytes */
 #define NUM_DIO                        2
 
-static dev_t pi433_dev;
+static dev_t pi433_devt;
 static DEFINE_IDR(pi433_idr);
 static DEFINE_MUTEX(minor_lock); /* Protect idr accesses */
 static struct dentry *root_dir;        /* debugfs root directory for the driver */
@@ -1261,7 +1261,7 @@ static int pi433_probe(struct spi_device *spi)
        }
 
        /* create device */
-       pi433->devt = MKDEV(MAJOR(pi433_dev), pi433->minor);
+       pi433->devt = MKDEV(MAJOR(pi433_devt), pi433->minor);
        pi433->dev = device_create(&pi433_class,
                                   &spi->dev,
                                   pi433->devt,
@@ -1275,7 +1275,7 @@ static int pi433_probe(struct spi_device *spi)
        } else {
                dev_dbg(pi433->dev,
                        "created device for major %d, minor %d\n",
-                       MAJOR(pi433_dev),
+                       MAJOR(pi433_devt),
                        pi433->minor);
        }
 
@@ -1396,13 +1396,13 @@ static int __init pi433_init(void)
         * that will key udev/mdev to add/remove /dev nodes.
         * Last, register the driver which manages those device numbers.
         */
-       status = alloc_chrdev_region(&pi433_dev, 0, N_PI433_MINORS, "pi433");
+       status = alloc_chrdev_region(&pi433_devt, 0, N_PI433_MINORS, "pi433");
        if (status < 0)
                return status;
 
        status = class_register(&pi433_class);
        if (status) {
-               unregister_chrdev(MAJOR(pi433_dev),
+               unregister_chrdev(MAJOR(pi433_devt),
                                  pi433_spi_driver.driver.name);
                return status;
        }
@@ -1412,7 +1412,7 @@ static int __init pi433_init(void)
        status = spi_register_driver(&pi433_spi_driver);
        if (status < 0) {
                class_unregister(&pi433_class);
-               unregister_chrdev(MAJOR(pi433_dev),
+               unregister_chrdev(MAJOR(pi433_devt),
                                  pi433_spi_driver.driver.name);
        }
 
@@ -1425,7 +1425,7 @@ static void __exit pi433_exit(void)
 {
        spi_unregister_driver(&pi433_spi_driver);
        class_unregister(&pi433_class);
-       unregister_chrdev(MAJOR(pi433_dev), pi433_spi_driver.driver.name);
+       unregister_chrdev(MAJOR(pi433_devt), pi433_spi_driver.driver.name);
        debugfs_remove(root_dir);
 }
 module_exit(pi433_exit);