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Stefan Potyra a50521b04d serial: 8250_dw: Disable clock on error 
[ Upstream commit 8af016aa5a ]

If there is no clock rate for uartclk defined, disable the previously
enabled clock again.

Found by Linux Driver Verification project (linuxtesting.org).

Fixes: 23f5b3fdd0 serial: 8250_dw: only get the clock rate in one place
Signed-off-by: Stefan Potyra <Stefan.Potyra@elektrobit.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2018-03-24 11:00:23 +01:00
..
8250
serial: 8250_dw: Disable clock on error
2018-03-24 11:00:23 +01:00
cpm_uart
…
jsm
tty: serial: jsm_tty: constify uart_ops structures
2016-09-02 15:01:16 +02:00
21285.c
…
altera_jtaguart.c
serial: altera: constify uart_ops structures
2016-09-02 15:01:16 +02:00
altera_uart.c
serial: altera: constify uart_ops structures
2016-09-02 15:01:16 +02:00
amba-pl010.c
…
amba-pl011.c
tty: amba-pl011: Fix spurious TX interrupts
2018-03-22 09:17:49 +01:00
amba-pl011.h
…
apbuart.c
…
apbuart.h
…
ar933x_uart.c
tree-wide: replace config_enabled() with IS_ENABLED()
2016-08-04 08:50:07 -04:00
arc_uart.c
serial/arc: constify uart_ops structures
2016-09-01 21:05:41 +02:00
atmel_serial.c
tty/serial: atmel: add new version check for usart
2018-03-18 11:18:55 +01:00
bcm63xx_uart.c
serial/bcm63xx_uart: constify uart_ops structures
2016-09-02 15:01:16 +02:00
bfin_sport_uart.c
…
bfin_sport_uart.h
…
bfin_uart.c
…
clps711x.c
serial: clps711x: Changing the compatibility string to match with the smallest supported chip
2016-07-06 17:38:16 +02:00
crisv10.c
…
crisv10.h
…
digicolor-usart.c
…
dz.c
…
dz.h
…
earlycon-arm-semihost.c
tty/serial: mark __init early_smh_setup() static
2016-09-02 15:03:35 +02:00
earlycon.c
earlycon: add reg-offset to physical address before mapping
2018-03-18 11:18:56 +01:00
efm32-uart.c
serial: efm32: Fix parity management in 'efm32_uart_console_get_options()'
2017-06-24 07:11:14 +02:00
etraxfs-uart.c
…
fsl_lpuart.c
tty: serial: fsl_lpuart: Fix Tx DMA edge case
2016-10-27 16:41:56 +02:00
icom.c
…
icom.h
…
ifx6x60.c
serial: ifx6x60: fix use-after-free on module unload
2017-06-14 15:05:54 +02:00
ifx6x60.h
…
imx.c
serial: imx: setup DCEDTE early and ensure DCD and RI irqs to be off
2018-03-22 09:17:49 +01:00
ioc3_serial.c
…
ioc4_serial.c
…
ip22zilog.c
…
ip22zilog.h
…
Kconfig
serial: SERIAL_STM32 should depend on HAS_DMA
2016-10-27 16:00:31 +02:00
kgdb_nmi.c
…
kgdboc.c
…
lantiq.c
…
lpc32xx_hs.c
…
m32r_sio_reg.h
…
m32r_sio.c
serial: m32r_sio: make it explicitly non-modular
2016-06-25 14:00:06 -07:00
Makefile
…
max310x.c
serial: max310x: Set IRQF_TRIGGER_FALLING flag when dev.of_node is not NULL
2016-09-15 12:35:49 +02:00
max3100.c
tty: serial: constify uart_ops structures
2016-09-02 15:01:16 +02:00
mcf.c
…
men_z135_uart.c
tty: serial: constify uart_ops structures
2016-09-02 15:01:16 +02:00
meson_uart.c
…
mpc52xx_uart.c
…
mps2-uart.c
serial: mps2-uart: make driver explicitly non-modular
2016-06-25 14:01:57 -07:00
mpsc.c
…
msm_serial.c
tty: serial: msm: Fix module autoload
2017-02-26 11:10:51 +01:00
mux.c
…
mvebu-uart.c
serial: mvebu-uart: free the IRQ in ->shutdown()
2016-06-25 14:00:06 -07:00
mxs-auart.c
serial: mxs-auart: Fix baudrate calculation
2017-04-08 09:30:34 +02:00
netx-serial.c
…
omap-serial.c
serial: omap: Fix EFR write on RTS deassertion
2017-11-24 08:33:42 +01:00
pch_uart.c
serial: pch_uart: add terminate entry for dmi_system_id tables
2016-10-27 16:01:31 +02:00
pic32_uart.c
serial: pic32_uart: Fix double free of 'sport->irq_fault_name'.
2016-06-25 13:50:53 -07:00
pic32_uart.h
…
pmac_zilog.c
TTY: serial, handle platform_get_irq retval properly
2016-06-25 09:01:52 -07:00
pmac_zilog.h
…
pnx8xxx_uart.c
…
pxa.c
serial: pxa: make it explicitly non-modular
2016-06-25 14:00:06 -07:00
rp2.c
…
sa1100.c
…
samsung.c
serial: samsung: Use right device for DMA-mapping calls
2017-05-20 14:28:41 +02:00
samsung.h
serial: samsung: Register cpufreq notifier only on S3C24xx
2016-08-31 15:39:58 +02:00
sb1250-duart.c
…
sc16is7xx.c
sc16is7xx: Drop bogus use of IRQF_ONESHOT
2017-01-09 08:32:22 +01:00
sccnxp.c
…
serial_core.c
serial: core: mark port as initialized in autoconfig
2018-03-18 11:18:56 +01:00
serial_ks8695.c
…
serial_mctrl_gpio.c
serial: mctrl_gpio: enable API usage only for initialized mctrl_gpios struct
2016-06-25 14:30:42 -07:00
serial_mctrl_gpio.h
serial: mctrl_gpio: add modem control read routine
2016-06-25 14:30:42 -07:00
serial_txx9.c
…
serial-tegra.c
TTY: serial, handle platform_get_irq retval properly
2016-06-25 09:01:52 -07:00
sh-sci.c
serial: sh-sci: prevent lockup on full TTY buffers
2018-03-18 11:18:55 +01:00
sh-sci.h
serial: sh-sci: Clear (H)SCIF timeout and overrun during reset
2016-06-25 09:09:53 -07:00
sirfsoc_uart.c
…
sirfsoc_uart.h
serial: sirf: make fifo functions static
2016-06-25 14:01:57 -07:00
sn_console.c
…
sprd_serial.c
…
st-asc.c
serial: st-asc: constify uart_ops structures
2016-09-02 15:01:16 +02:00
stm32-usart.c
serial: stm32: mark symbols static where possible
2016-09-27 12:55:27 +02:00
stm32-usart.h
serial: stm32: Fix comparisons with undefined register
2016-10-27 16:00:31 +02:00
suncore.c
…
sunhv.c
sparc64: Migrate hvcons irq to panicked cpu
2017-10-21 17:21:35 +02:00
sunsab.c
…
sunsab.h
…
sunsu.c
…
sunzilog.c
…
sunzilog.h
…
tilegx.c
…
timbuart.c
tty: serial: constify uart_ops structures
2016-09-02 15:01:16 +02:00
timbuart.h
…
uartlite.c
serial-uartlite: constify uart_ops structures
2016-09-02 15:01:16 +02:00
ucc_uart.c
…
vr41xx_siu.c
…
vt8500_serial.c
serial: vt8500_serial: Fix a parameter of find_first_zero_bit.
2016-08-31 15:42:28 +02:00
xilinx_uartps.c
serial: xuartps: Add new compatible string for ZynqMP
2016-10-27 16:00:32 +02:00
zs.c
…
zs.h
…