Commit 324e87b7 authored by Christian Gromm's avatar Christian Gromm Committed by Greg Kroah-Hartman
Browse files

staging: most: aim-cdev: report error returned by alloc_chrdev_region 



This patch forwards the error code returned by function
alloc_chrdev_region(). It is needed to stop the module
from hiding the actual cause of failure.

Signed-off-by: default avatarChristian Gromm <christian.gromm@microchip.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 9b28e148

drivers/staging/most/aim-cdev/cdev.c

+3 −2
Original line number Diff line number Diff line
@@ -507,8 +507,9 @@ static int __init mod_init(void) 
	spin_lock_init(&ch_list_lock);

	ida_init(&minor_id);



	if (alloc_chrdev_region(&aim_devno, 0, 50, "cdev") < 0)

		return -ENOMEM;

	err = alloc_chrdev_region(&aim_devno, 0, 50, "cdev");

	if (err < 0)

		return err;

	major = MAJOR(aim_devno);



	aim_class = class_create(THIS_MODULE, "most_cdev_aim");