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[4.2.y-ckt,stable] Patch "usb: Use the USB_SS_MULT() macro to decode burst multiplier for log message" has been added to staging queue

Message ID 1452888735-13497-1-git-send-email-kamal@canonical.com
State New
Headers show

Commit Message

Kamal Mostafa Jan. 15, 2016, 8:12 p.m. UTC
This is a note to let you know that I have just added a patch titled

    usb: Use the USB_SS_MULT() macro to decode burst multiplier for log message

to the linux-4.2.y-queue branch of the 4.2.y-ckt extended stable tree 
which can be found at:

    http://kernel.ubuntu.com/git/ubuntu/linux.git/log/?h=linux-4.2.y-queue

This patch is scheduled to be released in version 4.2.8-ckt2.

If you, or anyone else, feels it should not be added to this tree, please 
reply to this email.

For more information about the 4.2.y-ckt tree, see
https://wiki.ubuntu.com/Kernel/Dev/ExtendedStable

Thanks.
-Kamal

---8<------------------------------------------------------------

From 6f0eaa385537d94ac1c1471f05415dfbe71aec0b Mon Sep 17 00:00:00 2001
From: Ben Hutchings <ben@decadent.org.uk>
Date: Wed, 18 Nov 2015 02:01:21 +0000
Subject: usb: Use the USB_SS_MULT() macro to decode burst multiplier for log
 message

commit 5377adb092664d336ac212499961cac5e8728794 upstream.

usb_parse_ss_endpoint_companion() now decodes the burst multiplier
correctly in order to check that it's <= 3, but still uses the wrong
expression if warning that it's > 3.

Fixes: ff30cbc8da42 ("usb: Use the USB_SS_MULT() macro to get the ...")
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Kamal Mostafa <kamal@canonical.com>
---
 drivers/usb/core/config.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

--
1.9.1
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Patch

diff --git a/drivers/usb/core/config.c b/drivers/usb/core/config.c
index b9ddf0c..894894f 100644
--- a/drivers/usb/core/config.c
+++ b/drivers/usb/core/config.c
@@ -115,7 +115,8 @@  static void usb_parse_ss_endpoint_companion(struct device *ddev, int cfgno,
 		   USB_SS_MULT(desc->bmAttributes) > 3) {
 		dev_warn(ddev, "Isoc endpoint has Mult of %d in "
 				"config %d interface %d altsetting %d ep %d: "
-				"setting to 3\n", desc->bmAttributes + 1,
+				"setting to 3\n",
+				USB_SS_MULT(desc->bmAttributes),
 				cfgno, inum, asnum, ep->desc.bEndpointAddress);
 		ep->ss_ep_comp.bmAttributes = 2;
 	}