From mboxrd@z Thu Jan 1 00:00:00 1970 Reply-To: kernel-hardening@lists.openwall.com From: Elena Reshetova Date: Thu, 29 Dec 2016 08:55:57 +0200 Message-Id: <1482994571-18687-6-git-send-email-elena.reshetova@intel.com> In-Reply-To: <1482994571-18687-1-git-send-email-elena.reshetova@intel.com> References: <1482994571-18687-1-git-send-email-elena.reshetova@intel.com> Subject: [kernel-hardening] [RFC PATCH 05/19] Leak references by unbalanced get, instead of poking at kref implementation details. To: kernel-hardening@lists.openwall.com Cc: keescook@chromium.org, arnd@arndb.de, tglx@linutronix.de, mingo@redhat.com, h.peter.anvin@intel.com, peterz@infradead.org, will.deacon@arm.com, dwindsor@gmail.com, gregkh@linuxfoundation.org, ishkamiel@gmail.com, Elena Reshetova List-ID: Signed-off-by: Peter Zijlstra (Intel) --- drivers/usb/mon/mon_main.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/usb/mon/mon_main.c b/drivers/usb/mon/mon_main.c index 33ff49c..4684734 100644 --- 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); -- 2.7.4