[RFC][PATCH 6/7] kref: Avoid more abuse

From: Peter Zijlstra
Date: Mon Nov 14 2016 - 12:47:22 EST


Leak references by unbalanced get, instead of poking at kref
implementation details.

Signed-off-by: Peter Zijlstra (Intel) <peterz@xxxxxxxxxxxxx>
---
drivers/usb/mon/mon_main.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/usb/mon/mon_main.c
+++ b/drivers/usb/mon/mon_main.c
@@ -409,7 +409,7 @@ static void __exit mon_exit(void)
printk(KERN_ERR TAG
": Outstanding opens (%d) on usb%d, leaking...\n",
mbus->nreaders, mbus->u_bus->busnum);
- atomic_set(&mbus->ref.refcount, 2); /* Force leak */
+ kref_get(&mbus->ref); /* Force leak */
}

mon_dissolve(mbus, mbus->u_bus);