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4a273a94bd
linux/drivers
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Christophe Leroy 4a273a94bd w1: Misuse of get_user()/put_user() reported by sparse 
[ Upstream commit 33dc3e3e99 ]

sparse warnings: (new ones prefixed by >>)
>> drivers/w1/slaves/w1_ds28e04.c:342:13: sparse: sparse: incorrect type in initializer (different address spaces) @@     expected char [noderef] __user *_pu_addr @@     got char *buf @@
   drivers/w1/slaves/w1_ds28e04.c:342:13: sparse:     expected char [noderef] __user *_pu_addr
   drivers/w1/slaves/w1_ds28e04.c:342:13: sparse:     got char *buf
>> drivers/w1/slaves/w1_ds28e04.c:356:13: sparse: sparse: incorrect type in initializer (different address spaces) @@     expected char const [noderef] __user *_gu_addr @@     got char const *buf @@
   drivers/w1/slaves/w1_ds28e04.c:356:13: sparse:     expected char const [noderef] __user *_gu_addr
   drivers/w1/slaves/w1_ds28e04.c:356:13: sparse:     got char const *buf

The buffer buf is a failsafe buffer in kernel space, it's not user
memory hence doesn't deserve the use of get_user() or put_user().

Access 'buf' content directly.

Link: https://lore.kernel.org/lkml/202111190526.K5vb7NWC-lkp@intel.com/T/
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Link: https://lore.kernel.org/r/d14ed8d71ad4372e6839ae427f91441d3ba0e94d.1637946316.git.christophe.leroy@csgroup.eu
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2022-01-27 10:54:22 +01:00
..
accessibility
acpi ACPI: battery: Add the ThinkPad "Not Charging" quirk 2022-01-27 10:54:19 +01:00
amba ARM: 9120/1: Revert "amba: make use of -1 IRQs warn" 2021-11-06 14:10:09 +01:00
android binder: fix handling of error during copy 2022-01-27 10:54:06 +01:00
ata libata: if T_LENGTH is zero, dma direction should be DMA_NONE 2021-12-22 09:30:58 +01:00
atm
auxdisplay auxdisplay: ht16k33: Fix frame buffer device blanking 2021-11-18 14:04:24 +01:00
base PM: runtime: Add safety net to supplier device release 2022-01-27 10:54:17 +01:00
bcma bcma: Fix memory leak for internally-handled cores 2021-09-15 09:50:45 +02:00
block floppy: Add max size check for user space request 2022-01-27 10:54:14 +01:00
bluetooth Bluetooth: vhci: Set HCI_QUIRK_VALID_LE_STATES 2022-01-27 10:54:18 +01:00
bus bus: ti-sysc: Fix variable set but not used warning for reinit_modules 2021-12-22 09:30:59 +01:00
cdrom
char random: do not throw away excess input to crng_fast_load 2022-01-27 10:54:20 +01:00
clk clk: meson: gxbb: Fix the SDM_EN bit for MPLL0 on GXBB 2022-01-27 10:54:21 +01:00
clocksource clocksource/drivers/timer-ti-dm: Select TIMER_OF 2021-11-18 14:04:09 +01:00
connector
counter counter: stm32-lptimer-cnt: remove iio counter abi 2022-01-27 10:54:08 +01:00
cpufreq cpufreq: Fix initialization of min and max frequency QoS requests 2022-01-27 10:54:17 +01:00
cpuidle cpuidle: Fix kobject memory leaks in error paths 2021-11-18 14:04:05 +01:00
crypto crypto: stm32 - Revert broken pm_runtime_resume_and_get changes 2022-01-27 10:53:56 +01:00
dax
dca
devfreq
dio
dma dmaengine: pxa/mmp: stop referencing config->slave_id 2022-01-27 10:54:07 +01:00
dma-buf dma_fence_array: Fix PENDING_ERROR leak in dma_fence_array_signaled() 2022-01-27 10:53:43 +01:00
edac EDAC/synopsys: Use the quirk for version instead of ddr version 2022-01-27 10:54:11 +01:00
eisa
extcon
firewire
firmware firmware: qemu_fw_cfg: fix kobject leak in probe error path 2022-01-20 09:17:51 +01:00
fpga fpga: machxo2-spi: Fix missing error code in machxo2_write_complete() 2021-09-30 10:11:04 +02:00
fsi
gnss
gpio gpio: aspeed: Convert aspeed_gpio.lock to raw_spinlock 2022-01-27 10:54:15 +01:00
gpu amdgpu/pm: Make sysfs pm attributes as read-only for VFs 2022-01-27 10:54:19 +01:00
greybus
hid HID: quirks: Allow inverting the absolute X/Y values 2022-01-27 10:54:16 +01:00
hsi HSI: core: Fix return freed object in hsi_new_client 2022-01-27 10:54:12 +01:00
hv hyperv/vmbus: include linux/bitops.h 2021-11-18 14:03:42 +01:00
hwmon hwmon: (mr75203) fix wrong power-up delay value 2022-01-27 10:54:00 +01:00
hwspinlock
hwtracing coresight: cti: Correct the parameter for pm_runtime_put 2021-11-18 14:03:51 +01:00
i2c i2c: mpc: Correct I2C reset procedure 2022-01-27 10:54:21 +01:00
i3c
ide
idle
iio iio: adc: ti-adc081c: Partial revert of removal of ACPI IDs 2022-01-27 10:53:43 +01:00
infiniband RDMA/cxgb4: Set queue pair state when being queried 2022-01-27 10:54:09 +01:00
input Input: zinitix - make sure the IRQ is allocated before it gets enabled 2022-01-11 15:25:02 +01:00
interconnect treewide: Change list_sort to use const pointers 2021-09-30 10:11:04 +02:00
iommu iommu/iova: Fix race between FQ timeout and teardown 2022-01-27 10:54:08 +01:00
ipack ipack: ipoctal: fix module reference leak 2021-10-06 15:56:01 +02:00
irqchip irqchip: nvic: Fix offset for Interrupt Priority Offsets 2021-12-14 11:32:46 +01:00
isdn mISDN: change function names to avoid conflicts 2022-01-11 15:25:02 +01:00
leds leds: trigger: audio: Add an activate callback to ensure the initial brightness is set 2021-09-15 09:50:36 +02:00
lightnvm
macintosh
mailbox soc: mediatek: cmdq: add address shift in jump 2021-09-18 13:40:16 +02:00
mcb mcb: fix error handling in mcb_alloc_bus() 2021-09-30 10:11:00 +02:00
md dm space map common: add bounds check to sm_ll_lookup_bitmap() 2022-01-27 10:54:20 +01:00
media media: saa7146: hexium_gemini: Fix a NULL pointer dereference in hexium_attach() 2022-01-27 10:54:16 +01:00
memory memory: renesas-rpc-if: Return error in case devm_ioremap_resource() fails 2022-01-27 10:53:48 +01:00
memstick memstick: jmb38x_ms: use appropriate free function in jmb38x_ms_alloc_host() 2021-11-18 14:04:07 +01:00
message
mfd mfd: atmel-flexcom: Use .resume_noirq 2022-01-27 10:53:51 +01:00
misc misc: lattice-ecp3-config: Fix task hung when firmware load failed 2022-01-27 10:54:08 +01:00
mmc mmc: core: Fixup storing of OCR for MMC_QUIRK_NONSTD_SDIO 2022-01-27 10:54:16 +01:00
most most: fix control-message timeouts 2021-11-18 14:03:51 +01:00
mtd mtd: hyperbus: rpc-if: fix bug in rpcif_hb_remove 2022-01-27 10:53:50 +01:00
mux
net net: gemini: allow any RGMII interface mode 2022-01-27 10:54:20 +01:00
nfc NFC: st21nfca: Fix memory leak in device probe and remove 2022-01-05 12:40:31 +01:00
ntb NTB: perf: Fix an error code in perf_setup_inbuf() 2021-09-22 12:28:02 +02:00
nubus
nvdimm libnvdimm/pmem: Fix crash triggered when I/O in-flight during unbind 2021-09-18 13:40:36 +02:00
nvme nvmet: use IOCB_NOWAIT only if the filesystem supports it 2021-12-01 09:19:07 +01:00
nvmem nvmem: Fix shift-out-of-bound (UBSAN) with byte size cells 2021-10-20 11:45:01 +02:00
of of: base: Fix phandle argument length mismatch error message 2022-01-27 10:54:09 +01:00
opp opp: Fix return in _opp_add_static_v2() 2021-11-18 14:04:22 +01:00
oprofile
parisc parisc: Move pci_dev_is_behind_card_dino to where it is used 2021-09-26 14:08:59 +02:00
parport parport: remove non-zero check on count 2021-09-18 13:40:34 +02:00
pci PCI/MSI: Fix pci_irq_vector()/pci_irq_get_affinity() 2022-01-27 10:54:06 +01:00
pcmcia pcmcia: fix setting of kthread task states 2022-01-27 10:54:03 +01:00
perf
phy phy: uniphier-usb3ss: fix unintended writing zeros to PHY register 2022-01-27 10:54:08 +01:00
pinctrl pinctrl: mediatek: fix global-out-of-bounds issue 2021-12-29 12:26:07 +01:00
platform platform/x86: apple-gmux: use resource_size() with res 2022-01-05 12:40:29 +01:00
pnp
power power: reset: mt6397: Check for null res pointer 2022-01-27 10:54:00 +01:00
powercap
pps
ps3
ptp ptp_pch: Load module automatically if ID matches 2021-10-13 10:04:27 +02:00
pwm pwm: stm32-lp: Don't modify HW state in .remove() callback 2021-09-26 14:09:01 +02:00
rapidio
ras
regulator regulator: qcom_smd: Align probe function with rpmh-regulator 2022-01-27 10:54:20 +01:00
remoteproc remoteproc: qcom: pil_info: Don't memcpy_toio more than is provided 2022-01-20 09:17:50 +01:00
reset reset: socfpga: add empty driver allowing consumers to probe 2021-11-18 14:03:42 +01:00
rpmsg
rtc rtc: cmos: take rtc_lock while reading from CMOS 2022-01-27 10:53:42 +01:00
s390 s390/cio: make ccw_device_dma_* more robust 2021-11-18 14:04:30 +01:00
sbus
scsi scsi: block: pm: Always set request queue runtime active in blk_post_runtime_resume() 2022-01-27 10:54:08 +01:00
sfi
sh maple: fix wrong return value of maple_bus_init(). 2021-11-26 10:39:12 +01:00
siox
slimbus slimbus: ngd: reset dma setup during runtime pm 2021-08-26 08:35:55 -04:00
soc PM: AVS: qcom-cpr: Use div64_ul instead of do_div 2022-01-27 10:54:17 +01:00
soundwire soundwire: debugfs: use controller id and link_id for debugfs 2021-11-18 14:04:16 +01:00
spi spi: spi-meson-spifc: Add missing pm_runtime_disable() in meson_spifc_probe 2022-01-27 10:54:03 +01:00
spmi
ssb
staging media: atomisp: handle errors at sh_css_create_isp_params() 2022-01-27 10:54:11 +01:00
target scsi: target: Fix alua_tg_pt_gps_count tracking 2021-11-26 10:39:11 +01:00
tc
tee tee: fix put order in teedev_close_context() 2022-01-27 10:53:49 +01:00
thermal thermal/drivers/imx8mm: Enable ADC when enabling monitor 2022-01-27 10:53:52 +01:00
thunderbolt thunderbolt: Runtime PM activate both ends of the device link 2022-01-27 10:54:14 +01:00
tty serial: core: Keep mctrl register state and cached copy in sync 2022-01-27 10:54:20 +01:00
uio
usb usb: hub: Add delay for SuperSpeed hub resume to let links transit to U0 2022-01-27 10:54:17 +01:00
vdpa vdpa/mlx5: Avoid destroying MR on empty iotlb 2021-08-26 08:35:42 -04:00
vfio vfio: Use config not menuconfig for VFIO_NOIOMMU 2021-09-18 13:40:12 +02:00
vhost vdpa: check that offsets are within bounds 2021-12-22 09:30:51 +01:00
video backlight: qcom-wled: Respect enabled-strings in set_brightness 2022-01-27 10:53:59 +01:00
virt
virtio virtio_ring: Fix querying of maximum DMA mapping size for virtio device 2021-12-22 09:30:51 +01:00
visorbus
vlynq
vme
w1 w1: Misuse of get_user()/put_user() reported by sparse 2022-01-27 10:54:22 +01:00
watchdog ar7: fix kernel builds for compiler test 2021-11-18 14:04:24 +01:00
xen xen: detect uninitialized xenbus in xenbus_init 2021-12-01 09:19:01 +01:00
zorro
Kconfig
Makefile