From 6bdb610142fc0433077e24bb36f90e7c52bcaded Mon Sep 17 00:00:00 2001 From: Sudip Mukherjee Date: Fri, 27 Mar 2015 15:26:09 +0530 Subject: [PATCH] staging: unisys: unregister chardev on error after registering the major numbers if the cdev_add fails then we were not releasing the major numbers. now we are doing that. Signed-off-by: Sudip Mukherjee Signed-off-by: Greg Kroah-Hartman --- drivers/staging/unisys/visorchipset/file.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/staging/unisys/visorchipset/file.c b/drivers/staging/unisys/visorchipset/file.c index 39b19afa5169..5c5d35f10471 100644 --- a/drivers/staging/unisys/visorchipset/file.c +++ b/drivers/staging/unisys/visorchipset/file.c @@ -65,8 +65,10 @@ visorchipset_file_init(dev_t major_dev, struct visorchannel **controlvm_channel) return -1; } rc = cdev_add(&file_cdev, MKDEV(MAJOR(major_dev), 0), 1); - if (rc < 0) + if (rc < 0) { + unregister_chrdev_region(major_dev, 1); return -1; + } return 0; } -- 2.20.1