From: Mathias Nyman <mathias.nyman@linux.intel.com>
Date: Mon, 11 Dec 2017 10:38:03 +0200
Subject: [PATCH] xhci: fixup incorrect memset size parameter when clearing up
DbC on exit.
Git-commit: 33369d5a20549ac371f1f20f389f58246acc7621
Patch-mainline: v4.16-rc1
References: FATE#325197
Incorrect size was given to memset when zeroing the DbC endpoint
structures on exit. Use element size * ARRAY_SIZE to fix it
Signed-off-by: Mathias Nyman <mathias.nyman@linux.intel.com>
Fixes: dfba2174dc42 ("usb: xhci: Add DbC support in xHCI driver")
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Oliver Neukum <oneukum@suse.com>
---
drivers/usb/host/xhci-dbgcap.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/usb/host/xhci-dbgcap.c b/drivers/usb/host/xhci-dbgcap.c
index 671e5023e683..452df0f87d6e 100644
--- a/drivers/usb/host/xhci-dbgcap.c
+++ b/drivers/usb/host/xhci-dbgcap.c
@@ -366,7 +366,7 @@ static void xhci_dbc_eps_exit(struct xhci_hcd *xhci)
{
struct xhci_dbc *dbc = xhci->dbc;
- memset(dbc->eps, 0, ARRAY_SIZE(dbc->eps));
+ memset(dbc->eps, 0, sizeof(struct dbc_ep) * ARRAY_SIZE(dbc->eps));
}
static int xhci_dbc_mem_init(struct xhci_hcd *xhci, gfp_t flags)
--
2.16.4