Commit 4fef4e43 authored Dec 11, 2015 by Nicholas Bellinger

tcm_usb_gadget: Fix nexus leak



This patch adds the missing tcm_usbg_drop_nexus() to properly
release tcm_usbg_nexus memory during typical ->fabric_drop_tpg()
callback shutdown.

Reported-by: Andrzej Pietrasiewicz <andrzej.p@samsung.com>
Signed-off-by: Andrzej Pietrasiewicz <andrzej.p@samsung.com>
Acked-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>

parent a0841d44

drivers/usb/gadget/legacy/tcm_usb_gadget.c

+3 −0

Original line number	Diff line number	Diff line
		@@ -1423,11 +1423,14 @@ static struct se_portal_group *usbg_make_tpg(
		return &tpg->se_tpg;
		}

		static int tcm_usbg_drop_nexus(struct usbg_tpg *);

		static void usbg_drop_tpg(struct se_portal_group *se_tpg)
		{
		struct usbg_tpg *tpg = container_of(se_tpg,
		struct usbg_tpg, se_tpg);

		tcm_usbg_drop_nexus(tpg);
		core_tpg_deregister(se_tpg);
		destroy_workqueue(tpg->workqueue);
		kfree(tpg);