Defined in 1 files as a prototype:
Defined in 1 files as a function:
Referenced in 35 files:
- arch/arm/mach-clps711x/board-dt.c, line 55
- arch/arm/mach-omap2/id.c, line 143
- arch/parisc/kernel/processor.c
- arch/s390/kernel/processor.c, line 267
- arch/s390/kernel/setup.c, line 818
- arch/x86/coco/core.c, line 247
- drivers/char/random.c
- drivers/firewire/core-device.c, line 1208
- drivers/firmware/dmi_scan.c, line 165
- drivers/iio/adc/ab8500-gpadc.c, line 688
- drivers/iio/gyro/mpu3050-core.c, line 837
- drivers/iio/magnetometer/ak8974.c
- drivers/iio/magnetometer/yamaha-yas530.c
- drivers/iio/pressure/bmp280-core.c
- drivers/mfd/ipaq-micro.c, line 252
- drivers/mfd/wm831x-otp.c, line 69
- drivers/mmc/core/mmc.c, line 73
- drivers/mmc/core/sd.c, line 79
- drivers/mtd/mtdcore.c, line 1069
- drivers/net/wireless/ath/ath9k/common-spectral.c
- drivers/net/wireless/ath/wcn36xx/txrx.c, line 303
- drivers/nvmem/sunxi_sid.c, line 176
- drivers/rtc/rtc-wm831x.c, line 108
- drivers/soc/atmel/sfr.c, line 71
- drivers/soc/qcom/socinfo.c, line 938
- drivers/soc/tegra/fuse/fuse-tegra20.c, line 179
- drivers/soc/ux500/ux500-soc-id.c, line 179
- drivers/usb/core/hub.c
- drivers/virt/vmgenid.c, line 42
- include/linux/random.h
- kernel/exit.c, line 297
- kernel/sys.c
- kernel/time/timekeeping.c
- kernel/utsname_sysctl.c, line 61
- net/core/dev.c
Smatch caller information:
kernel/exit.c release_task() -> add_device_randomness()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | buf | 4096-ptr_max |
| PARAM_VALUE | 1 | len | 8 |
| BUF_SIZE | 0 | buf | 8 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 1 | len | unit_byte |
kernel/fork.c add_latent_entropy() -> add_device_randomness()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | buf | 0 |
| PARAM_VALUE | 1 | len | 0 |
| NOCHECK_CALL |
drivers/virt/vmgenid.c setup_vmgenid_state() -> add_device_randomness()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | len | 16 |
| BUF_SIZE | 0 | buf | 16 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 1 | len | unit_byte |
kernel/utsname_sysctl.c proc_do_uts_string() -> add_device_randomness()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | buf | 3908350430664646656 |
| PARAM_VALUE | 1 | len | 65 |
| BUF_SIZE | 0 | buf | 65 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 1 | len | unit_byte |
| HALF_LOCKED2 | &pool->lock |
drivers/mmc/core/mmc.c mmc_decode_cid() -> add_device_randomness()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | buf | 4096-ptr_max |
| PARAM_VALUE | 1 | len | 16 |
| BUF_SIZE | 0 | buf | 16 |
| RX_PATH | |||
| NOCHECK_CALL | |||
| UNITS | 1 | len | unit_byte |
| LOCK2 | &pool->lock |
drivers/net/wireless/ath/ath9k/common-spectral.c ath_cmn_process_fft() -> add_device_randomness()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | buf | 4096-ptr_max |
| PARAM_VALUE | 1 | len | 56,128 |
| BUF_SIZE | 0 | buf | 135 |
| FUZZY_MAX | 1 | len | 128 |
| BIT_INFO | 1 | len | 0x0,0xb8 |
| HARD_MAX | 1 | len | 128 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| HALF_LOCKED2 | &priv->rx.rxbuflock | ||
| HALF_LOCKED2 | bh | ||
| HALF_LOCKED2 | flags |
drivers/net/wireless/ath/ath9k/common-spectral.c ath_cmn_process_fft() -> add_device_randomness()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | buf | 4096-ptr_max |
| PARAM_VALUE | 1 | len | 56,128 |
| BUF_SIZE | 0 | buf | (-1),1-s32max |
| FUZZY_MAX | 1 | len | 128 |
| BIT_INFO | 1 | len | 0x0,0xb8 |
| HARD_MAX | 1 | len | 128 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 0 | buf | unit_byte |
| USER_PTR | 0 | buf | |
| HALF_LOCKED2 | &priv->rx.rxbuflock | ||
| HALF_LOCKED2 | bh | ||
| HALF_LOCKED2 | flags |
drivers/mtd/mtdcore.c mtd_otp_nvmem_add() -> add_device_randomness()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | buf | 4096-ptr_max |
| PARAM_VALUE | 0 | buf->length | 0-4294967295 |
| PARAM_VALUE | 0 | buf->locked | 0-1 |
| PARAM_VALUE | 0 | buf->start | 0-4294967295 |
| PARAM_VALUE | 0 | *buf | 0-255 |
| PARAM_VALUE | 1 | len | 0-s32max |
| BUF_SIZE | 0 | buf | 1-9223372036854775807 |
| BUF_SIZE | 0 | buf | 1-9223372036854775807 |
| DATA_SOURCE | 0 | buf | r _kmalloc_noprof |
| DATA_SOURCE | 1 | len | r mtd_nvmem_fact_otp_reg_read |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| HOST_DATA | 0 | *buf | 0-255 |
| HALF_LOCKED2 | &pool->lock | ||
| HALF_LOCKED2 | global &rtnl_mutex |
drivers/iio/magnetometer/yamaha-yas530.c yas530_get_calibration_data() -> add_device_randomness()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | buf | 1032124182974943232 |
| PARAM_VALUE | 0 | *buf | 0-255 |
| PARAM_VALUE | 1 | len | 16 |
| BUF_SIZE | 0 | buf | 16 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 1 | len | unit_byte |
drivers/iio/magnetometer/yamaha-yas530.c yas532_get_calibration_data() -> add_device_randomness()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | buf | 37925053662056448 |
| PARAM_VALUE | 0 | *buf | 0-255 |
| PARAM_VALUE | 1 | len | 14 |
| BUF_SIZE | 0 | buf | 14 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 1 | len | unit_byte |
drivers/iio/magnetometer/yamaha-yas530.c yas537_get_calibration_data() -> add_device_randomness()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | buf | 2935671546276413440 |
| PARAM_VALUE | 0 | *buf | 0-255 |
| PARAM_VALUE | 1 | len | 17 |
| BUF_SIZE | 0 | buf | 17 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 1 | len | unit_byte |
init/main.c add_latent_entropy() -> add_device_randomness()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | buf | 0 |
| PARAM_VALUE | 1 | len | 0 |
| NOCHECK_CALL |
drivers/usb/core/hub.c usb_new_device() -> add_device_randomness()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | buf | 1-u64max |
| PARAM_VALUE | 1 | len | 0-1010101 |
| STR_LEN | 0 | buf | 0-1010101 |
| NOCHECK_CALL | |||
| HALF_LOCKED2 | &hdev->dev.mutex | ||
| HALF_LOCKED2 | &pool->lock | ||
| HALF_LOCKED2 | &port_dev->status_lock | ||
| HALF_LOCKED2 | global &usb_bus_idr_lock |
drivers/usb/core/hub.c usb_new_device() -> add_device_randomness()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | buf | 1-u64max |
| PARAM_VALUE | 1 | len | 0-1010101 |
| STR_LEN | 0 | buf | 0-1010101 |
| NOCHECK_CALL | |||
| HALF_LOCKED2 | &hdev->dev.mutex | ||
| HALF_LOCKED2 | &pool->lock | ||
| HALF_LOCKED2 | &port_dev->status_lock | ||
| HALF_LOCKED2 | global &usb_bus_idr_lock |
drivers/usb/core/hub.c usb_new_device() -> add_device_randomness()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | buf | 1-u64max |
| PARAM_VALUE | 1 | len | 0-1010101 |
| STR_LEN | 0 | buf | 0-1010101 |
| NOCHECK_CALL | |||
| HALF_LOCKED2 | &hdev->dev.mutex | ||
| HALF_LOCKED2 | &pool->lock | ||
| HALF_LOCKED2 | &port_dev->status_lock | ||
| HALF_LOCKED2 | global &usb_bus_idr_lock |
arch/x86/coco/core.c cc_random_init() -> add_device_randomness()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | buf | 4096-ptr_max |
| PARAM_VALUE | 1 | len | 32 |
| BUF_SIZE | 0 | buf | 32 |
| NOCHECK_CALL | |||
| UNITS | 1 | len | unit_byte |
| LOCK2 | irq |
drivers/rtc/rtc-wm831x.c wm831x_rtc_add_randomness() -> add_device_randomness()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | buf | 3306342590822760448 |
| PARAM_VALUE | 0 | *buf | 0-u16max |
| PARAM_VALUE | 1 | len | 2 |
| BUF_SIZE | 0 | buf | 2 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 1 | len | unit_byte |
kernel/time/timekeeping.c __do_adjtimex() -> add_device_randomness()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | buf | 1350254909974437888,2443158563062341632,3336278660045197312,7995398462044033024 |
| PARAM_VALUE | 1 | len | 208 |
| DATA_SOURCE | 0 | buf | $1 |
| NOCHECK_CALL | |||
| UNITS | 1 | len | unit_byte |
kernel/time/timekeeping.c __do_adjtimex() -> add_device_randomness()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | buf | 9045757357557833728 |
| PARAM_VALUE | 1 | len | 16 |
| BUF_SIZE | 0 | buf | 16 |
| NOCHECK_CALL | |||
| UNITS | 1 | len | unit_byte |
kernel/time/timekeeping.c do_settimeofday64() -> add_device_randomness()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | buf | 4096-ptr_max |
| PARAM_VALUE | 1 | len | 16 |
| BUF_SIZE | 0 | buf | (-1)-0,16 |
| DATA_SOURCE | 0 | buf | $0 |
| NOCHECK_CALL | |||
| UNITS | 1 | len | unit_byte |
drivers/iio/pressure/bmp280-core.c bmp180_read_calib() -> add_device_randomness()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | buf | 4096-ptr_max |
| PARAM_VALUE | 0 | *buf | 0-u16max |
| PARAM_VALUE | 1 | len | 22 |
| BUF_SIZE | 0 | buf | 22 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 1 | len | unit_byte |
drivers/iio/pressure/bmp280-core.c bmp280_read_calib() -> add_device_randomness()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | *buf | 0-u16max |
| PARAM_VALUE | 1 | len | 24 |
| BUF_SIZE | 0 | buf | 24 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 1 | len | unit_byte |
drivers/iio/pressure/bmp280-core.c bmp380_read_calib() -> add_device_randomness()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | *buf | 0-255 |
| PARAM_VALUE | 1 | len | 21 |
| BUF_SIZE | 0 | buf | 21 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 1 | len | unit_byte |
drivers/firewire/core-device.c fw_device_init() -> add_device_randomness()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | buf | 4096-ptr_max |
| PARAM_VALUE | 1 | len | 8 |
| NOCHECK_CALL | |||
| LOCK2 | _T->lock | ||
| HALF_LOCKED2 | &pool->lock |
drivers/char/random.c add_latent_entropy() -> add_device_randomness()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | buf | 0 |
| PARAM_VALUE | 1 | len | 0 |
| NOCHECK_CALL |
drivers/char/random.c add_vmfork_randomness() -> add_device_randomness()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | len | 16 |
| BUF_SIZE | 0 | buf | 16 |
| BUF_SIZE | 0 | buf | 16 |
| DATA_SOURCE | 0 | buf | $0 |
| DATA_SOURCE | 1 | len | $1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 1 | len | unit_byte |
| HALF_LOCKED2 | &pool->lock |
drivers/net/wireless/ath/wcn36xx/txrx.c wcn36xx_update_survey() -> add_device_randomness()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | buf | 172861044192194560 |
| PARAM_VALUE | 0 | *buf | 0-255 |
| PARAM_VALUE | 1 | len | 1 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 1 | len | unit_byte |
| LOCK2 | &ch->lock | ||
| HALF_LOCKED2 | &desc->request_mutex | ||
| HALF_LOCKED2 | _T->lock | ||
| HALF_LOCKED2 | flags | ||
| TYPE_LOCK | (struct wcn36xx_dxe_ch)->lock |
drivers/mmc/core/sd.c mmc_decode_cid() -> add_device_randomness()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | buf | 4096-ptr_max |
| PARAM_VALUE | 1 | len | 16 |
| BUF_SIZE | 0 | buf | 16 |
| RX_PATH | |||
| NOCHECK_CALL | |||
| UNITS | 1 | len | unit_byte |
| LOCK2 | &pool->lock |
drivers/firmware/dmi_scan.c dmi_walk_early() -> add_device_randomness()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | buf | 18446744073694871552-18446744073696710655 |
| PARAM_VALUE | 1 | len | 1-2147483642 |
| DATA_SOURCE | 0 | buf | r early_memremap |
| NOCHECK_CALL | |||
| LOCK2 | irq |
drivers/soc/qcom/socinfo.c qcom_socinfo_probe() -> add_device_randomness()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | buf | 4096-ptr_max |
| CAPPED_DATA | 1 | len | 1 |
| CAPPED_DATA | 1 | len | 1 |
| DATA_SOURCE | 0 | buf | r qcom_smem_get |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 1 | len | unit_byte |
drivers/iio/magnetometer/ak8974.c ak8974_detect() -> add_device_randomness()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | buf | 6446200917194883072 |
| PARAM_VALUE | 1 | len | 2 |
| BUF_SIZE | 0 | buf | 2 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 1 | len | unit_byte |
drivers/iio/magnetometer/ak8974.c ak8974_read_calib_data() -> add_device_randomness()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | buf | 4704242953849466880,7285299613939826688 |
| PARAM_VALUE | 0 | *buf | 0-u16max |
| PARAM_VALUE | 1 | len | 6,18 |
| BUF_SIZE | 0 | buf | 6,18 |
| CAPPED_DATA | 1 | len | 1 |
| CAPPED_DATA | 1 | len | 1 |
| DATA_SOURCE | 0 | buf | $2 |
| DATA_SOURCE | 1 | len | $3 |
| HARD_MAX | 1 | len | 18 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 1 | len | unit_byte |
kernel/sys.c __do_sys_setdomainname() -> add_device_randomness()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | buf | 3715765236098383872 |
| PARAM_VALUE | 1 | len | 0-64 |
| BUF_SIZE | 0 | buf | 64 |
| CAPPED_DATA | 1 | len | 1 |
| DATA_SOURCE | 1 | len | $1 |
| NS_CAPABLE | 0 | 21 | |
| NOCHECK_CALL | |||
| USER_DATA | 1 | len | 0-64[c] |
| USER_PTR | 0 | buf |
kernel/sys.c __do_sys_setdomainname() -> add_device_randomness()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | buf | 3715765236098383872 |
| PARAM_VALUE | 1 | len | 0-64 |
| BUF_SIZE | 0 | buf | 64 |
| CAPPED_DATA | 1 | len | 1 |
| DATA_SOURCE | 1 | len | $1 |
| NS_CAPABLE | 0 | 21 | |
| NOCHECK_CALL | |||
| USER_DATA | 1 | len | 0-64[c] |
| USER_PTR | 0 | buf |
kernel/sys.c __do_sys_sethostname() -> add_device_randomness()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | buf | 4187437385200418816 |
| PARAM_VALUE | 1 | len | 0-64 |
| BUF_SIZE | 0 | buf | 64 |
| CAPPED_DATA | 1 | len | 1 |
| DATA_SOURCE | 1 | len | $1 |
| NS_CAPABLE | 0 | 21 | |
| NOCHECK_CALL | |||
| USER_DATA | 1 | len | 0-64[c] |
| USER_PTR | 0 | buf |
kernel/sys.c __do_sys_sethostname() -> add_device_randomness()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | buf | 4187437385200418816 |
| PARAM_VALUE | 1 | len | 0-64 |
| BUF_SIZE | 0 | buf | 64 |
| CAPPED_DATA | 1 | len | 1 |
| DATA_SOURCE | 1 | len | $1 |
| NS_CAPABLE | 0 | 21 | |
| NOCHECK_CALL | |||
| USER_DATA | 1 | len | 0-64[c] |
| USER_PTR | 0 | buf |
drivers/mfd/wm831x-otp.c wm831x_otp_init() -> add_device_randomness()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | buf | 5293543683650076672 |
| PARAM_VALUE | 1 | len | 16 |
| BUF_SIZE | 0 | buf | 16 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 1 | len | unit_byte |
net/core/dev.c __dev_open() -> add_device_randomness()
| Type | Parameter | Key | Value |
|---|---|---|---|
| BUF_SIZE | 0 | buf | 32 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 1 | len | unit_byte |
net/core/dev.c netif_set_mac_address() -> add_device_randomness()
| Type | Parameter | Key | Value |
|---|---|---|---|
| BUF_SIZE | 0 | buf | 32 |
| CAPPED_DATA | 1 | len | 1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 1 | len | unit_byte |
| HALF_LOCKED2 | global &dev_addr_sem | ||
| HALF_LOCKED2 | global &rtnl_mutex |
drivers/iio/gyro/mpu3050-core.c mpu3050_hw_init() -> add_device_randomness()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | buf | 2892451490490531840 |
| PARAM_VALUE | 1 | len | 8 |
| BUF_SIZE | 0 | buf | 8 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 1 | len | unit_byte |