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authorRussell King <rmk+kernel@arm.linux.org.uk>2013-10-07 15:43:04 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2013-10-07 15:43:04 +0100
commita56e74f546b64be93731e42d83baf5b538cc1b11 (patch)
tree18f6dee45d801e57ac9db2a31664b0d5c0762c50 /drivers/usb/core/hub.c
parentARM: bL_switcher: Add query interface to discover CPU affinities (diff)
parentARM: add support for bit sliced AES using NEON instructions (diff)
downloadwireguard-linux-a56e74f546b64be93731e42d83baf5b538cc1b11.tar.xz
wireguard-linux-a56e74f546b64be93731e42d83baf5b538cc1b11.zip
Merge branch 'arm-aesbs' of git://git.linaro.org/people/ardbiesheuvel/linux-arm into devel-stable
Diffstat (limited to 'drivers/usb/core/hub.c')
-rw-r--r--drivers/usb/core/hub.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index dde4c83516a1..e6b682c6c236 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -3426,6 +3426,9 @@ static int usb_req_set_sel(struct usb_device *udev, enum usb3_link_state state)
unsigned long long u2_pel;
int ret;
+ if (udev->state != USB_STATE_CONFIGURED)
+ return 0;
+
/* Convert SEL and PEL stored in ns to us */
u1_sel = DIV_ROUND_UP(udev->u1_params.sel, 1000);
u1_pel = DIV_ROUND_UP(udev->u1_params.pel, 1000);