Merge tag 'v3.7' into v4l_for_linus

Linux 3.7

* tag 'v3.7': (1545 commits)
  Linux 3.7
  Input: matrix-keymap - provide proper module license
  Revert "revert "Revert "mm: remove __GFP_NO_KSWAPD""" and associated damage
  ipv4: ip_check_defrag must not modify skb before unsharing
  Revert "mm: avoid waking kswapd for THP allocations when compaction is deferred or contended"
  inet_diag: validate port comparison byte code to prevent unsafe reads
  inet_diag: avoid unsafe and nonsensical prefix matches in inet_diag_bc_run()
  inet_diag: validate byte code to prevent oops in inet_diag_bc_run()
  inet_diag: fix oops for IPv4 AF_INET6 TCP SYN-RECV state
  mm: vmscan: fix inappropriate zone congestion clearing
  vfs: fix O_DIRECT read past end of block device
  net: gro: fix possible panic in skb_gro_receive()
  tcp: bug fix Fast Open client retransmission
  tmpfs: fix shared mempolicy leak
  mm: vmscan: do not keep kswapd looping forever due to individual uncompactable zones
  mm: compaction: validate pfn range passed to isolate_freepages_block
  mmc: sh-mmcif: avoid oops on spurious interrupts (second try)
  Revert misapplied "mmc: sh-mmcif: avoid oops on spurious interrupts"
  mmc: sdhci-s3c: fix missing clock for gpio card-detect
  lib/Makefile: Fix oid_registry build dependency
  ...

1 files changed, 6 insertions, 3 deletions

diff --git a/drivers/usb/host/xhci-hub.c b/drivers/usb/host/xhci-hub.c
index aa90ad4d4fd5..a686cf4905bb 100644
--- a/drivers/usb/host/xhci-hub.c
+++ b/drivers/usb/host/xhci-hub.c
@@ -151,9 +151,8 @@ static void xhci_usb3_hub_descriptor(struct usb_hcd *hcd, struct xhci_hcd *xhci,
 		if (portsc & PORT_DEV_REMOVE)
 			port_removable |= 1 << (i + 1);
 	}
-	memset(&desc->u.ss.DeviceRemovable,
-			(__force __u16) cpu_to_le16(port_removable),
-			sizeof(__u16));
+
+	desc->u.ss.DeviceRemovable = cpu_to_le16(port_removable);
 }
 
 static void xhci_hub_descriptor(struct usb_hcd *hcd, struct xhci_hcd *xhci,
@@ -809,11 +808,13 @@ int xhci_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue,
 			temp = xhci_readl(xhci, port_array[wIndex]);
 			xhci_dbg(xhci, "set port power, actual port %d status  = 0x%x\n", wIndex, temp);
 
+			spin_unlock_irqrestore(&xhci->lock, flags);
 			temp = usb_acpi_power_manageable(hcd->self.root_hub,
 					wIndex);
 			if (temp)
 				usb_acpi_set_power_state(hcd->self.root_hub,
 						wIndex, true);
+			spin_lock_irqsave(&xhci->lock, flags);
 			break;
 		case USB_PORT_FEAT_RESET:
 			temp = (temp | PORT_RESET);
@@ -917,11 +918,13 @@ int xhci_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue,
 			xhci_writel(xhci, temp & ~PORT_POWER,
 				port_array[wIndex]);
 
+			spin_unlock_irqrestore(&xhci->lock, flags);
 			temp = usb_acpi_power_manageable(hcd->self.root_hub,
 					wIndex);
 			if (temp)
 				usb_acpi_set_power_state(hcd->self.root_hub,
 						wIndex, false);
+			spin_lock_irqsave(&xhci->lock, flags);
 			break;
 		default:
 			goto error;