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STM USBHALHost: Fix NULL pointer dereference #10653

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Merged
merged 2 commits into from
Jun 9, 2019
Merged

STM USBHALHost: Fix NULL pointer dereference #10653

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f5527ea
STM USBHALHost: Fix NULL pointer dereference
desowin May 24, 2019
5d33fe1
unsupported USBHAL: fix coding style
0xc0170 Jun 3, 2019
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10 changes: 7 additions & 3 deletions features/unsupported/USBHost/targets/TARGET_STM/USBHALHost_STM.h
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Original file line number Diff line number Diff line change
Expand Up @@ -122,10 +122,14 @@ static gpio_t gpio_powerpin;

void usb_vbus(uint8_t state)
{
if (state == 0) {
gpio_write(&gpio_powerpin, USB_POWER_OFF);
if (gpio_powerpin.reg_set && gpio_powerpin.reg_clr) {
if (state == 0) {
gpio_write(&gpio_powerpin, USB_POWER_OFF);
} else {
gpio_write(&gpio_powerpin, USB_POWER_ON);
}
} else {
gpio_write(&gpio_powerpin, USB_POWER_ON);
/* The board does not have GPIO pin to control usb supply */
}
wait(0.2);
}
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