<feed xmlns='http://www.w3.org/2005/Atom'>
<title>kernel/git/stable/linux.git/drivers/usb/serial, branch linux-5.5.y</title>
<subtitle>Linux kernel stable tree</subtitle>
<id>https://git.rulkc.org/pub/scm/linux/kernel/git/stable/linux.git/atom?h=linux-5.5.y</id>
<link rel='self' href='https://git.rulkc.org/pub/scm/linux/kernel/git/stable/linux.git/atom?h=linux-5.5.y'/>
<link rel='alternate' type='text/html' href='https://git.rulkc.org/pub/scm/linux/kernel/git/stable/linux.git/'/>
<updated>2020-04-01T09:00:23+00:00</updated>
<entry>
<title>USB: serial: io_edgeport: fix slab-out-of-bounds read in edge_interrupt_callback</title>
<updated>2020-04-01T09:00:23+00:00</updated>
<author>
<name>Qiujun Huang</name>
<email>hqjagain@gmail.com</email>
</author>
<published>2020-03-25T07:52:37+00:00</published>
<link rel='alternate' type='text/html' href='https://git.rulkc.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=ef6b96d2a23a44eb8a515e8ef43e847a9f044e8a'/>
<id>urn:sha1:ef6b96d2a23a44eb8a515e8ef43e847a9f044e8a</id>
<content type='text'>
commit 57aa9f294b09463492f604feaa5cc719beaace32 upstream.

Fix slab-out-of-bounds read in the interrupt-URB completion handler.

The boundary condition should be (length - 1) as we access
data[position + 1].

Reported-and-tested-by: syzbot+37ba33391ad5f3935bbd@syzkaller.appspotmail.com
Signed-off-by: Qiujun Huang &lt;hqjagain@gmail.com&gt;
Fixes: 1da177e4c3f4 ("Linux-2.6.12-rc2")
Cc: stable &lt;stable@vger.kernel.org&gt;
Signed-off-by: Johan Hovold &lt;johan@kernel.org&gt;
Signed-off-by: Greg Kroah-Hartman &lt;gregkh@linuxfoundation.org&gt;

</content>
</entry>
<entry>
<title>USB: serial: option: add Wistron Neweb D19Q1</title>
<updated>2020-04-01T09:00:22+00:00</updated>
<author>
<name>Pawel Dembicki</name>
<email>paweldembicki@gmail.com</email>
</author>
<published>2020-03-25T05:44:19+00:00</published>
<link rel='alternate' type='text/html' href='https://git.rulkc.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=e9b5dfbad20014d6ffcbb8ea9a9acfb09e845f88'/>
<id>urn:sha1:e9b5dfbad20014d6ffcbb8ea9a9acfb09e845f88</id>
<content type='text'>
commit dfee7e2f478346b12ea651d5c28b069f6a4af563 upstream.

This modem is embedded on dlink dwr-960 router.
The oem configuration states:

T: Bus=01 Lev=01 Prnt=01 Port=00 Cnt=01 Dev#= 2 Spd=480 MxCh= 0
D: Ver= 2.10 Cls=00(&gt;ifc ) Sub=00 Prot=00 MxPS=64 #Cfgs= 1
P: Vendor=1435 ProdID=d191 Rev=ff.ff
S: Manufacturer=Android
S: Product=Android
S: SerialNumber=0123456789ABCDEF
C:* #Ifs= 6 Cfg#= 1 Atr=80 MxPwr=500mA
I:* If#= 0 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=ff Prot=ff Driver=(none)
E: Ad=81(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms
E: Ad=01(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms
I:* If#= 1 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=42 Prot=01 Driver=(none)
E: Ad=02(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms
E: Ad=82(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms
I:* If#= 2 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=00 Prot=00 Driver=(none)
E: Ad=84(I) Atr=03(Int.) MxPS= 10 Ivl=32ms
E: Ad=83(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms
E: Ad=03(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms
I:* If#= 3 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=00 Prot=00 Driver=(none)
E: Ad=86(I) Atr=03(Int.) MxPS= 10 Ivl=32ms
E: Ad=85(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms
E: Ad=04(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms
I:* If#= 4 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=ff Prot=ff Driver=qmi_wwan
E: Ad=88(I) Atr=03(Int.) MxPS= 8 Ivl=32ms
E: Ad=87(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms
E: Ad=05(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms
I:* If#= 5 Alt= 0 #EPs= 2 Cls=08(stor.) Sub=06 Prot=50 Driver=(none)
E: Ad=89(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms
E: Ad=06(O) Atr=02(Bulk) MxPS= 512 Ivl=125us

Tested on openwrt distribution

Signed-off-by: Pawel Dembicki &lt;paweldembicki@gmail.com&gt;
Cc: stable &lt;stable@vger.kernel.org&gt;
Signed-off-by: Johan Hovold &lt;johan@kernel.org&gt;
Signed-off-by: Greg Kroah-Hartman &lt;gregkh@linuxfoundation.org&gt;

</content>
</entry>
<entry>
<title>USB: serial: option: add BroadMobi BM806U</title>
<updated>2020-04-01T09:00:22+00:00</updated>
<author>
<name>Pawel Dembicki</name>
<email>paweldembicki@gmail.com</email>
</author>
<published>2020-03-25T05:44:18+00:00</published>
<link rel='alternate' type='text/html' href='https://git.rulkc.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=f9ad5532da845f97a606b0a0f185d6845939b4fb'/>
<id>urn:sha1:f9ad5532da845f97a606b0a0f185d6845939b4fb</id>
<content type='text'>
commit 6cb2669cb97fc4fdf526127159ac59caae052247 upstream.

BroadMobi BM806U is an Qualcomm MDM9225 based 3G/4G modem.
Tested hardware BM806U is mounted on D-Link DWR-921-C3 router.

T:  Bus=01 Lev=01 Prnt=01 Port=01 Cnt=01 Dev#=  2 Spd=480  MxCh= 0
D:  Ver= 2.01 Cls=00(&gt;ifc ) Sub=00 Prot=00 MxPS=64 #Cfgs=  1
P:  Vendor=2020 ProdID=2033 Rev= 2.28
S:  Manufacturer=Mobile Connect
S:  Product=Mobile Connect
S:  SerialNumber=f842866cfd5a
C:* #Ifs= 5 Cfg#= 1 Atr=80 MxPwr=500mA
I:* If#= 0 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=ff Prot=ff Driver=option
E:  Ad=81(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms
E:  Ad=01(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms
I:* If#= 1 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=00 Prot=00 Driver=option
E:  Ad=83(I) Atr=03(Int.) MxPS=  10 Ivl=32ms
E:  Ad=82(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms
E:  Ad=02(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms
I:* If#= 2 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=00 Prot=00 Driver=option
E:  Ad=85(I) Atr=03(Int.) MxPS=  10 Ivl=32ms
E:  Ad=84(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms
E:  Ad=03(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms
I:* If#= 3 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=00 Prot=00 Driver=option
E:  Ad=87(I) Atr=03(Int.) MxPS=  10 Ivl=32ms
E:  Ad=86(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms
E:  Ad=04(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms
I:* If#= 4 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=ff Prot=ff Driver=qmi_wwan
E:  Ad=89(I) Atr=03(Int.) MxPS=   8 Ivl=32ms
E:  Ad=88(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms
E:  Ad=05(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms

Co-developed-by: Cezary Jackiewicz &lt;cezary@eko.one.pl&gt;
Signed-off-by: Cezary Jackiewicz &lt;cezary@eko.one.pl&gt;
Signed-off-by: Pawel Dembicki &lt;paweldembicki@gmail.com&gt;
Cc: stable &lt;stable@vger.kernel.org&gt;
Signed-off-by: Johan Hovold &lt;johan@kernel.org&gt;
Signed-off-by: Greg Kroah-Hartman &lt;gregkh@linuxfoundation.org&gt;

</content>
</entry>
<entry>
<title>USB: serial: option: add support for ASKEY WWHC050</title>
<updated>2020-04-01T09:00:22+00:00</updated>
<author>
<name>Pawel Dembicki</name>
<email>paweldembicki@gmail.com</email>
</author>
<published>2020-03-25T05:44:17+00:00</published>
<link rel='alternate' type='text/html' href='https://git.rulkc.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=261a75f4e4723b77be391c67fbe85be9399e399b'/>
<id>urn:sha1:261a75f4e4723b77be391c67fbe85be9399e399b</id>
<content type='text'>
commit 007d20dca2376a751b1dad03442f118438b7e65e upstream.

ASKEY WWHC050 is a mcie LTE modem.
The oem configuration states:

T:  Bus=01 Lev=01 Prnt=01 Port=00 Cnt=01 Dev#=  2 Spd=480  MxCh= 0
D:  Ver= 2.10 Cls=00(&gt;ifc ) Sub=00 Prot=00 MxPS=64 #Cfgs=  1
P:  Vendor=1690 ProdID=7588 Rev=ff.ff
S:  Manufacturer=Android
S:  Product=Android
S:  SerialNumber=813f0eef6e6e
C:* #Ifs= 6 Cfg#= 1 Atr=80 MxPwr=500mA
I:* If#= 0 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=ff Prot=ff Driver=option
E:  Ad=81(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms
E:  Ad=01(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms
I:* If#= 1 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=42 Prot=01 Driver=(none)
E:  Ad=02(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms
E:  Ad=82(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms
I:* If#= 2 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=00 Prot=00 Driver=option
E:  Ad=84(I) Atr=03(Int.) MxPS=  10 Ivl=32ms
E:  Ad=83(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms
E:  Ad=03(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms
I:* If#= 3 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=00 Prot=00 Driver=option
E:  Ad=86(I) Atr=03(Int.) MxPS=  10 Ivl=32ms
E:  Ad=85(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms
E:  Ad=04(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms
I:* If#= 4 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=ff Prot=ff Driver=qmi_wwan
E:  Ad=88(I) Atr=03(Int.) MxPS=   8 Ivl=32ms
E:  Ad=87(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms
E:  Ad=05(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms
I:* If#= 5 Alt= 0 #EPs= 2 Cls=08(stor.) Sub=06 Prot=50 Driver=(none)
E:  Ad=89(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms
E:  Ad=06(O) Atr=02(Bulk) MxPS= 512 Ivl=125us

Tested on openwrt distribution.

Co-developed-by: Cezary Jackiewicz &lt;cezary@eko.one.pl&gt;
Signed-off-by: Cezary Jackiewicz &lt;cezary@eko.one.pl&gt;
Signed-off-by: Pawel Dembicki &lt;paweldembicki@gmail.com&gt;
Cc: stable &lt;stable@vger.kernel.org&gt;
Signed-off-by: Johan Hovold &lt;johan@kernel.org&gt;
Signed-off-by: Greg Kroah-Hartman &lt;gregkh@linuxfoundation.org&gt;

</content>
</entry>
<entry>
<title>USB: serial: pl2303: add device-id for HP LD381</title>
<updated>2020-03-25T07:27:00+00:00</updated>
<author>
<name>Scott Chen</name>
<email>scott@labau.com.tw</email>
</author>
<published>2020-03-11T06:14:23+00:00</published>
<link rel='alternate' type='text/html' href='https://git.rulkc.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=4eda8b10aa745fc5debf7d765fbc5e940dce7c60'/>
<id>urn:sha1:4eda8b10aa745fc5debf7d765fbc5e940dce7c60</id>
<content type='text'>
commit cecc113c1af0dd41ccf265c1fdb84dbd05e63423 upstream.

Add a device id for HP LD381 Display
LD381:   03f0:0f7f

Signed-off-by: Scott Chen &lt;scott@labau.com.tw&gt;
Cc: stable &lt;stable@vger.kernel.org&gt;
Signed-off-by: Johan Hovold &lt;johan@kernel.org&gt;
Signed-off-by: Greg Kroah-Hartman &lt;gregkh@linuxfoundation.org&gt;

</content>
</entry>
<entry>
<title>USB: serial: option: add ME910G1 ECM composition 0x110b</title>
<updated>2020-03-25T07:26:59+00:00</updated>
<author>
<name>Daniele Palmas</name>
<email>dnlplm@gmail.com</email>
</author>
<published>2020-03-04T10:43:10+00:00</published>
<link rel='alternate' type='text/html' href='https://git.rulkc.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=f9cbc826018a7c761b1266516833128575b8e5dc'/>
<id>urn:sha1:f9cbc826018a7c761b1266516833128575b8e5dc</id>
<content type='text'>
commit 8e852a7953be2a6ee371449f7257fe15ace6a1fc upstream.

Add ME910G1 ECM composition 0x110b: tty, tty, tty, ecm

Signed-off-by: Daniele Palmas &lt;dnlplm@gmail.com&gt;
Link: https://lore.kernel.org/r/20200304104310.2938-1-dnlplm@gmail.com
Cc: stable &lt;stable@vger.kernel.org&gt;
Signed-off-by: Johan Hovold &lt;johan@kernel.org&gt;
Signed-off-by: Greg Kroah-Hartman &lt;gregkh@linuxfoundation.org&gt;

</content>
</entry>
<entry>
<title>USB: serial: ch341: fix receiver regression</title>
<updated>2020-02-28T16:23:30+00:00</updated>
<author>
<name>Johan Hovold</name>
<email>johan@kernel.org</email>
</author>
<published>2020-02-06T11:18:19+00:00</published>
<link rel='alternate' type='text/html' href='https://git.rulkc.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=7e4567568586e4efea3bd5ab3b3ab0488f14b5c9'/>
<id>urn:sha1:7e4567568586e4efea3bd5ab3b3ab0488f14b5c9</id>
<content type='text'>
commit 7c3d02285ad558691f27fde760bcd841baa27eab upstream.

While assumed not to make a difference, not using the factor-2 prescaler
makes the receiver more susceptible to errors.

Specifically, there have been reports of problems with devices that
cannot generate a 115200 rate with a smaller error than 2.1% (e.g.
117647 bps). But this can also be reproduced with a low-speed RS232
tranceiver at 115200 when the input rate matches the nominal rate.

So whenever possible, enable the factor-2 prescaler and halve the
divisor in order to use settings closer to that of the previous
algorithm.

Fixes: 35714565089e ("USB: serial: ch341: reimplement line-speed handling")
Cc: stable &lt;stable@vger.kernel.org&gt;	# 5.5
Reported-by: Jakub Nantl &lt;jn@forever.cz&gt;
Tested-by: Jakub Nantl &lt;jn@forever.cz&gt;
Reviewed-by: Greg Kroah-Hartman &lt;gregkh@linuxfoundation.org&gt;
Signed-off-by: Johan Hovold &lt;johan@kernel.org&gt;
Signed-off-by: Greg Kroah-Hartman &lt;gregkh@linuxfoundation.org&gt;

</content>
</entry>
<entry>
<title>USB: serial: ir-usb: fix IrLAP framing</title>
<updated>2020-02-01T09:32:52+00:00</updated>
<author>
<name>Johan Hovold</name>
<email>johan@kernel.org</email>
</author>
<published>2020-01-22T10:15:28+00:00</published>
<link rel='alternate' type='text/html' href='https://git.rulkc.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=d271f118b15111427ebae776d0c1ac561d55cbf1'/>
<id>urn:sha1:d271f118b15111427ebae776d0c1ac561d55cbf1</id>
<content type='text'>
commit 38c0d5bdf4973f9f5a888166e9d3e9ed0d32057a upstream.

Commit f4a4cbb2047e ("USB: ir-usb: reimplement using generic framework")
switched to using the generic write implementation which may combine
multiple write requests into larger transfers. This can break the IrLAP
protocol where end-of-frame is determined using the USB short packet
mechanism, for example, if multiple frames are sent in rapid succession.

Fixes: f4a4cbb2047e ("USB: ir-usb: reimplement using generic framework")
Cc: stable &lt;stable@vger.kernel.org&gt;     # 2.6.35
Reviewed-by: Greg Kroah-Hartman &lt;gregkh@linuxfoundation.org&gt;
Signed-off-by: Johan Hovold &lt;johan@kernel.org&gt;
Signed-off-by: Greg Kroah-Hartman &lt;gregkh@linuxfoundation.org&gt;

</content>
</entry>
<entry>
<title>USB: serial: ir-usb: fix link-speed handling</title>
<updated>2020-02-01T09:32:52+00:00</updated>
<author>
<name>Johan Hovold</name>
<email>johan@kernel.org</email>
</author>
<published>2020-01-22T10:15:27+00:00</published>
<link rel='alternate' type='text/html' href='https://git.rulkc.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=6b35454a41c457b0a07470a28ba6a1fbf58868b5'/>
<id>urn:sha1:6b35454a41c457b0a07470a28ba6a1fbf58868b5</id>
<content type='text'>
commit 17a0184ca17e288decdca8b2841531e34d49285f upstream.

Commit e0d795e4f36c ("usb: irda: cleanup on ir-usb module") added a USB
IrDA header with common defines, but mistakingly switched to using the
class-descriptor baud-rate bitmask values for the outbound header.

This broke link-speed handling for rates above 9600 baud, but a device
would also be able to operate at the default 9600 baud until a
link-speed request was issued (e.g. using the TCGETS ioctl).

Fixes: e0d795e4f36c ("usb: irda: cleanup on ir-usb module")
Cc: stable &lt;stable@vger.kernel.org&gt;     # 2.6.27
Cc: Felipe Balbi &lt;balbi@kernel.org&gt;
Reviewed-by: Greg Kroah-Hartman &lt;gregkh@linuxfoundation.org&gt;
Signed-off-by: Johan Hovold &lt;johan@kernel.org&gt;
Signed-off-by: Greg Kroah-Hartman &lt;gregkh@linuxfoundation.org&gt;

</content>
</entry>
<entry>
<title>USB: serial: ir-usb: add missing endpoint sanity check</title>
<updated>2020-02-01T09:32:52+00:00</updated>
<author>
<name>Johan Hovold</name>
<email>johan@kernel.org</email>
</author>
<published>2020-01-22T10:15:26+00:00</published>
<link rel='alternate' type='text/html' href='https://git.rulkc.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=dbe3ace9f73aecb86c70d9cbb53d6d59a69e5bda'/>
<id>urn:sha1:dbe3ace9f73aecb86c70d9cbb53d6d59a69e5bda</id>
<content type='text'>
commit 2988a8ae7476fe9535ab620320790d1714bdad1d upstream.

Add missing endpoint sanity check to avoid dereferencing a NULL-pointer
on open() in case a device lacks a bulk-out endpoint.

Note that prior to commit f4a4cbb2047e ("USB: ir-usb: reimplement using
generic framework") the oops would instead happen on open() if the
device lacked a bulk-in endpoint and on write() if it lacked a bulk-out
endpoint.

Fixes: f4a4cbb2047e ("USB: ir-usb: reimplement using generic framework")
Fixes: 1da177e4c3f4 ("Linux-2.6.12-rc2")
Cc: stable &lt;stable@vger.kernel.org&gt;
Reviewed-by: Greg Kroah-Hartman &lt;gregkh@linuxfoundation.org&gt;
Signed-off-by: Johan Hovold &lt;johan@kernel.org&gt;
Signed-off-by: Greg Kroah-Hartman &lt;gregkh@linuxfoundation.org&gt;

</content>
</entry>
</feed>
