Check if interface number is correct before creating an end point.
Signed-off-by: Rupesh Gujare <rupesh.guj...@atmel.com>
---
drivers/staging/ozwpan/ozhcd.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/staging/ozwpan/ozhcd.c b/drivers/staging/ozwpan/ozhcd.c
index 4682d78..d5a3900 100644
--- a/drivers/staging/ozwpan/ozhcd.c
+++ b/drivers/staging/ozwpan/ozhcd.c
@@ -1247,6 +1247,8 @@ static int oz_build_endpoints_for_interface(struct
usb_hcd *hcd,
int request_heartbeat = 0;
oz_dbg(ON, "interface[%d] = %p\n", if_ix, intf);
+ if (if_ix >= port->num_iface || port->iface == NULL)
+ return -ENOMEM;
for (i = 0; i < intf->desc.bNumEndpoints; i++) {
struct usb_host_endpoint *hep = &intf->endpoint[i];
u8 ep_addr = hep->desc.bEndpointAddress;
--
1.7.9.5
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