We can't call class_destroy() until after the driver has been deregistered.
It leads to a NULL deref on module unload.
Signed-off-by: Dan Carpenter <error27@xxxxxxxxx>
---
drivers/staging/bcm/InterfaceInit.c | 3 +--
1 files changed, 1 insertions(+), 2 deletions(-)
diff --git a/drivers/staging/bcm/InterfaceInit.c b/drivers/staging/bcm/InterfaceInit.c
index dd82940..b4d2256 100644
--- a/drivers/staging/bcm/InterfaceInit.c
+++ b/drivers/staging/bcm/InterfaceInit.c
@@ -658,9 +658,8 @@ static __init int bcm_init(void)
static __exit void bcm_exit(void)
{
- class_destroy(bcm_class);
-
usb_deregister(&usbbcm_driver);
+ class_destroy(bcm_class);
}
module_init(bcm_init);
--
1.7.3.2.146.gca209.dirty
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