2013-06-19 12:19:16

by Emil Goode

[permalink] [raw]
Subject: [PATCH] xhci: Add missing unlocks on error paths

This patch adds missing unlocks on error paths in the
xhci_free_streams and xhci_configure_endpoint functions.

Signed-off-by: Emil Goode <[email protected]>
---
drivers/usb/host/xhci.c | 2 ++
1 file changed, 2 insertions(+)

diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c
index 6779c92..2c49f00 100644
--- a/drivers/usb/host/xhci.c
+++ b/drivers/usb/host/xhci.c
@@ -2603,6 +2603,7 @@ static int xhci_configure_endpoint(struct xhci_hcd *xhci,
in_ctx = virt_dev->in_ctx;
ctrl_ctx = xhci_get_input_control_ctx(xhci, in_ctx);
if (!ctrl_ctx) {
+ spin_unlock_irqrestore(&xhci->lock, flags);
xhci_warn(xhci, "%s: Could not get input context, bad type.\n",
__func__);
return -ENOMEM;
@@ -3298,6 +3299,7 @@ int xhci_free_streams(struct usb_hcd *hcd, struct usb_device *udev,
command = vdev->eps[ep_index].stream_info->free_streams_command;
ctrl_ctx = xhci_get_input_control_ctx(xhci, command->in_ctx);
if (!ctrl_ctx) {
+ spin_unlock_irqrestore(&xhci->lock, flags);
xhci_warn(xhci, "%s: Could not get input context, bad type.\n",
__func__);
return -EINVAL;
--
1.7.10.4