linux-xiaomi-chiron/drivers/tty/serial
Wentao Wang 3ec8002951 Disable kgdboc failed by echo space to /sys/module/kgdboc/parameters/kgdboc
Echo "" to /sys/module/kgdboc/parameters/kgdboc will fail with "No such
device” error.

This is caused by function "configure_kgdboc" who init err to ENODEV
when the config is empty (legal input) the code go out with ENODEV
returned.

Fixes: 2dd4531686 ("kgdboc: Fix restrict error")
Signed-off-by: Wentao Wang <witallwang@gmail.com>
Cc: stable <stable@vger.kernel.org>
Acked-by: Daniel Thompson <daniel.thompson@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-03-28 00:27:48 +09:00
..
8250
cpm_uart
jsm
21285.c
altera_jtaguart.c
altera_uart.c
amba-pl010.c
amba-pl011.c
amba-pl011.h
apbuart.c
apbuart.h
ar933x_uart.c
arc_uart.c
atmel_serial.c
atmel_serial.h
bcm63xx_uart.c
clps711x.c
digicolor-usart.c
dz.c
dz.h
earlycon-arm-semihost.c
earlycon-riscv-sbi.c
earlycon.c
efm32-uart.c
fsl_lpuart.c
icom.c
icom.h
ifx6x60.c
ifx6x60.h
imx.c
ioc3_serial.c
ioc4_serial.c
ip22zilog.c
ip22zilog.h
Kconfig
kgdb_nmi.c
kgdboc.c
lantiq.c
lpc32xx_hs.c
Makefile
max310x.c
max3100.c
mcf.c
men_z135_uart.c
meson_uart.c
mpc52xx_uart.c
mps2-uart.c
mpsc.c
msm_serial.c
mux.c
mvebu-uart.c
mxs-auart.c
netx-serial.c
omap-serial.c
owl-uart.c
pch_uart.c
pic32_uart.c
pic32_uart.h
pmac_zilog.c
pmac_zilog.h
pnx8xxx_uart.c
pxa.c
qcom_geni_serial.c
rda-uart.c
rp2.c
sa1100.c
samsung.c
samsung.h
sb1250-duart.c
sc16is7xx.c
sccnxp.c
serial-tegra.c
serial_core.c
serial_ks8695.c
serial_mctrl_gpio.c
serial_mctrl_gpio.h
serial_txx9.c
sh-sci.c
sh-sci.h
sirfsoc_uart.c
sirfsoc_uart.h
sn_console.c
sprd_serial.c
st-asc.c
stm32-usart.c
stm32-usart.h
suncore.c
sunhv.c
sunsab.c
sunsab.h
sunsu.c
sunzilog.c
sunzilog.h
tegra-tcu.c
timbuart.c
timbuart.h
uartlite.c
ucc_uart.c
vr41xx_siu.c
vt8500_serial.c
xilinx_uartps.c
zs.c
zs.h