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 <sudip@xxxxxxxxxxxxxxx>
---
v2: removed extra space
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 39b19af..074c285 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;
}
--
1.8.1.2
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