Either the condition 'epnum>=((u8)16)' is redundant or the array 'musb->endpoints[16]' is accessed at index 16, which is out of bounds.
Signed-off-by: Oleksij Rempel <[email protected]> --- drivers/usb/musb/musb_gadget_ep0.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/drivers/usb/musb/musb_gadget_ep0.c b/drivers/usb/musb/musb_gadget_ep0.c index feaa85645..c8f55ac32 100644 --- a/drivers/usb/musb/musb_gadget_ep0.c +++ b/drivers/usb/musb/musb_gadget_ep0.c @@ -110,6 +110,11 @@ static int service_tx_status_request( break; } + if (epnum >= MUSB_C_NUM_EPS) { + handled = -EINVAL; + break; + } + is_in = epnum & USB_DIR_IN; if (is_in) { epnum &= 0x0f; @@ -119,7 +124,7 @@ static int service_tx_status_request( } regs = musb->endpoints[epnum].regs; - if (epnum >= MUSB_C_NUM_EPS || !ep->desc) { + if (!ep->desc) { handled = -EINVAL; break; } -- 2.17.1 _______________________________________________ barebox mailing list [email protected] http://lists.infradead.org/mailman/listinfo/barebox
