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path: root/drivers/usb/host/xhci-ring.c
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Diffstat (limited to 'drivers/usb/host/xhci-ring.c')
-rw-r--r--drivers/usb/host/xhci-ring.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c
index b90e1386418b..b62037bff688 100644
--- a/drivers/usb/host/xhci-ring.c
+++ b/drivers/usb/host/xhci-ring.c
@@ -1204,6 +1204,7 @@ static void handle_vendor_event(struct xhci_hcd *xhci,
*
* Returns a zero-based port number, which is suitable for indexing into each of
* the split roothubs' port arrays and bus state arrays.
+ * Add one to it in order to call xhci_find_slot_id_by_port.
*/
static unsigned int find_faked_portnum_from_hw_portnum(struct usb_hcd *hcd,
struct xhci_hcd *xhci, u32 port_id)
@@ -1324,7 +1325,7 @@ static void handle_port_status(struct xhci_hcd *xhci,
xhci_set_link_state(xhci, port_array, faked_port_index,
XDEV_U0);
slot_id = xhci_find_slot_id_by_port(hcd, xhci,
- faked_port_index);
+ faked_port_index + 1);
if (!slot_id) {
xhci_dbg(xhci, "slot_id is zero\n");
goto cleanup;
@@ -3323,7 +3324,8 @@ static int xhci_queue_isoc_tx(struct xhci_hcd *xhci, gfp_t mem_flags,
/* Check TD length */
if (running_total != td_len) {
xhci_err(xhci, "ISOC TD length unmatch\n");
- return -EINVAL;
+ ret = -EINVAL;
+ goto cleanup;
}
}