| Message ID | 20210818092503.16653-1-tobias.junghans@inhub.de |
|---|---|
| State | New |
| Headers | show |
| Series | HID: add missing dependencies on HIDRAW | expand |
Thanks Tobias! Reviewed-by: Rishi Gupta <gupt21@gmail.com> On Wed, Aug 18, 2021 at 2:26 AM Tobias Junghans <tobias.junghans@inhub.de> wrote: > > hid-led, hid-u2fzero and hid-mcp2221 unconditionally access the hidraw > member of the hid_device structure to obtain the hidraw minor number. > Building without HIDRAW causes a NULL pointer dereference in the > corresponding probe handlers. > > Signed-off-by: Tobias Junghans <tobias.junghans@inhub.de> > --- > drivers/hid/Kconfig | 3 +++ > 1 file changed, 3 insertions(+) > > diff --git a/drivers/hid/Kconfig b/drivers/hid/Kconfig > index 160554903ef9..00416b3091e7 100644 > --- a/drivers/hid/Kconfig > +++ b/drivers/hid/Kconfig > @@ -522,6 +522,7 @@ config HID_LCPOWER > config HID_LED > tristate "Simple RGB LED support" > depends on HID > + depends on HIDRAW > depends on LEDS_CLASS > help > Support for simple RGB LED devices. Currently supported are: > @@ -1093,6 +1094,7 @@ config HID_UDRAW_PS3 > config HID_U2FZERO > tristate "U2F Zero LED and RNG support" > depends on USB_HID > + depends on HIDRAW > depends on LEDS_CLASS > depends on HW_RANDOM > help > @@ -1213,6 +1215,7 @@ config HID_ALPS > config HID_MCP2221 > tristate "Microchip MCP2221 HID USB-to-I2C/SMbus host support" > depends on USB_HID && I2C > + depends on HIDRAW > depends on GPIOLIB > help > Provides I2C and SMBUS host adapter functionality over USB-HID > -- > 2.25.1 >
diff --git a/drivers/hid/Kconfig b/drivers/hid/Kconfig index 160554903ef9..00416b3091e7 100644 --- a/drivers/hid/Kconfig +++ b/drivers/hid/Kconfig @@ -522,6 +522,7 @@ config HID_LCPOWER config HID_LED tristate "Simple RGB LED support" depends on HID + depends on HIDRAW depends on LEDS_CLASS help Support for simple RGB LED devices. Currently supported are: @@ -1093,6 +1094,7 @@ config HID_UDRAW_PS3 config HID_U2FZERO tristate "U2F Zero LED and RNG support" depends on USB_HID + depends on HIDRAW depends on LEDS_CLASS depends on HW_RANDOM help @@ -1213,6 +1215,7 @@ config HID_ALPS config HID_MCP2221 tristate "Microchip MCP2221 HID USB-to-I2C/SMbus host support" depends on USB_HID && I2C + depends on HIDRAW depends on GPIOLIB help Provides I2C and SMBUS host adapter functionality over USB-HID
hid-led, hid-u2fzero and hid-mcp2221 unconditionally access the hidraw member of the hid_device structure to obtain the hidraw minor number. Building without HIDRAW causes a NULL pointer dereference in the corresponding probe handlers. Signed-off-by: Tobias Junghans <tobias.junghans@inhub.de> --- drivers/hid/Kconfig | 3 +++ 1 file changed, 3 insertions(+)