From: Greg Kroah-Hartman Date: Sat, 19 Dec 2020 12:52:04 +0000 (+0100) Subject: 4.4-stable patches X-Git-Tag: v5.4.85~5 X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=cbbb095a00c3dc6cda542ae924cc11ce6663de12;p=thirdparty%2Fkernel%2Fstable-queue.git 4.4-stable patches added patches: usb-serial-cp210x-enable-usb-generic-throttle-unthrottle.patch --- diff --git a/queue-4.4/series b/queue-4.4/series index 6de3a85d2db..b690c5142ff 100644 --- a/queue-4.4/series +++ b/queue-4.4/series @@ -18,3 +18,4 @@ xhci-give-usb2-ports-time-to-enter-u3-in-bus-suspend.patch usb-sisusbvga-make-console-support-depend-on-broken.patch alsa-pcm-oss-fix-potential-out-of-bounds-shift.patch serial-8250_omap-avoid-fifo-corruption-caused-by-mdr1-access.patch +usb-serial-cp210x-enable-usb-generic-throttle-unthrottle.patch diff --git a/queue-4.4/usb-serial-cp210x-enable-usb-generic-throttle-unthrottle.patch b/queue-4.4/usb-serial-cp210x-enable-usb-generic-throttle-unthrottle.patch new file mode 100644 index 00000000000..c52f2e9cf5d --- /dev/null +++ b/queue-4.4/usb-serial-cp210x-enable-usb-generic-throttle-unthrottle.patch @@ -0,0 +1,39 @@ +From foo@baz Sat Dec 19 01:40:23 PM CET 2020 +From: Brant Merryman +Date: Fri, 26 Jun 2020 04:22:58 +0000 +Subject: USB: serial: cp210x: enable usb generic throttle/unthrottle + +From: Brant Merryman + +commit 4387b3dbb079d482d3c2b43a703ceed4dd27ed28 upstream + +Assign the .throttle and .unthrottle functions to be generic function +in the driver structure to prevent data loss that can otherwise occur +if the host does not enable USB throttling. + +Signed-off-by: Brant Merryman +Co-developed-by: Phu Luu +Signed-off-by: Phu Luu +Link: https://lore.kernel.org/r/57401AF3-9961-461F-95E1-F8AFC2105F5E@silabs.com +[ johan: fix up tags ] +Fixes: 39a66b8d22a3 ("[PATCH] USB: CP2101 Add support for flow control") +Cc: stable # 2.6.12 +Signed-off-by: Johan Hovold +[sudip: adjust context] +Signed-off-by: Sudip Mukherjee +Signed-off-by: Greg Kroah-Hartman +--- + drivers/usb/serial/cp210x.c | 2 ++ + 1 file changed, 2 insertions(+) + +--- a/drivers/usb/serial/cp210x.c ++++ b/drivers/usb/serial/cp210x.c +@@ -252,6 +252,8 @@ static struct usb_serial_driver cp210x_d + .close = cp210x_close, + .break_ctl = cp210x_break_ctl, + .set_termios = cp210x_set_termios, ++ .throttle = usb_serial_generic_throttle, ++ .unthrottle = usb_serial_generic_unthrottle, + .tiocmget = cp210x_tiocmget, + .tiocmset = cp210x_tiocmset, + .attach = cp210x_startup,