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USB: serial: option: add ZLP support for 0x1bc7/0x9010
authorDaniele Palmas <dnlplm@gmail.com>
Thu, 19 Dec 2019 10:07:07 +0000 (11:07 +0100)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Tue, 14 Jan 2020 19:05:43 +0000 (20:05 +0100)
commit3a56fda03237994891658d420c35b07d053d3a3d
tree24d50f1aee3baef052e78bca146f37b7835f3885tree | snapshot
parente77914f232115b4967491b5fb48a0dc8330e2d4acommit | diff
USB: serial: option: add ZLP support for 0x1bc7/0x9010

commit 2438c3a19dec5e98905fd3ffcc2f24716aceda6b upstream.

Telit FN980 flashing device 0x1bc7/0x9010 requires zero packet
to be sent if out data size is is equal to the endpoint max size.

Signed-off-by: Daniele Palmas <dnlplm@gmail.com>
[ johan: switch operands in conditional ]
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Johan Hovold <johan@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/usb/serial/option.c diff | blob | blame | history
drivers/usb/serial/usb-wwan.h diff | blob | blame | history
drivers/usb/serial/usb_wwan.c diff | blob | blame | history
Mirror https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git