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authorJames Morris <james.morris@microsoft.com>2018-03-23 08:26:16 +1100
committerJames Morris <james.morris@microsoft.com>2018-03-23 08:26:16 +1100
commit5893ed18a26d1f56b97c0290b0cbbc2d49d6de28 (patch)
tree97aa931519fca28a0a12fad7485347198f8267cc /drivers/usb/core/message.c
parent7bd698b3c04e61ee9e03d4c2a55003f75df14dca (diff)
parentc698ca5278934c0ae32297a8725ced2e27585d7f (diff)
downloadlinux-5893ed18a26d1f56b97c0290b0cbbc2d49d6de28.tar.bz2
Merge tag 'v4.16-rc6' into next-general
Merge to Linux 4.16-rc6 at the request of Jarkko, for his TPM updates.
Diffstat (limited to 'drivers/usb/core/message.c')
-rw-r--r--drivers/usb/core/message.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/usb/core/message.c b/drivers/usb/core/message.c
index c64cf6c4a83d..0c11d40a12bc 100644
--- a/drivers/usb/core/message.c
+++ b/drivers/usb/core/message.c
@@ -151,6 +151,10 @@ int usb_control_msg(struct usb_device *dev, unsigned int pipe, __u8 request,
ret = usb_internal_control_msg(dev, pipe, dr, data, size, timeout);
+ /* Linger a bit, prior to the next control message. */
+ if (dev->quirks & USB_QUIRK_DELAY_CTRL_MSG)
+ msleep(200);
+
kfree(dr);
return ret;