This is a note to let you know that I've just added the patch titled
usb: gadget: fsl_qe_udc: signedness bug in qe_get_frame()
to the 4.4-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
usb-gadget-fsl_qe_udc-signedness-bug-in-qe_get_frame.patch
and it can be found in the queue-4.4 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From f4693b08cc901912a87369c46537b94ed4084ea0 Mon Sep 17 00:00:00 2001
From: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
Date: Fri, 15 Jul 2016 14:15:47 +0300
Subject: usb: gadget: fsl_qe_udc: signedness bug in qe_get_frame()
From: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
commit f4693b08cc901912a87369c46537b94ed4084ea0 upstream.
We can't assign -EINVAL to a u16.
Fixes: 3948f0e0c999 ('usb: add Freescale QE/CPM USB peripheral controller driver')
Acked-by: Peter Chen <peter.chen@xxxxxxx>
Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
Signed-off-by: Felipe Balbi <felipe.balbi@xxxxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/usb/gadget/udc/fsl_qe_udc.c | 7 ++-----
1 file changed, 2 insertions(+), 5 deletions(-)
--- a/drivers/usb/gadget/udc/fsl_qe_udc.c
+++ b/drivers/usb/gadget/udc/fsl_qe_udc.c
@@ -1878,11 +1878,8 @@ static int qe_get_frame(struct usb_gadge
tmp = in_be16(&udc->usb_param->frame_n);
if (tmp & 0x8000)
- tmp = tmp & 0x07ff;
- else
- tmp = -EINVAL;
-
- return (int)tmp;
+ return tmp & 0x07ff;
+ return -EINVAL;
}
static int fsl_qe_start(struct usb_gadget *gadget,
Patches currently in stable-queue which might be from dan.carpenter@xxxxxxxxxx are
queue-4.4/mmc-pxamci-fix-potential-oops.patch
queue-4.4/tools-vm-slabinfo-fix-an-unintentional-printf.patch
queue-4.4/usb-gadget-fsl_qe_udc-signedness-bug-in-qe_get_frame.patch
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