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usb: usb_dc_kinetis: Verify endpoint is valid

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Verify endpoint before usb_dc_ep_set_callback().

Signed-off-by: Andrei Emeltchenko <andrei.emeltchenko@intel.com>
This commit is contained in:
Andrei Emeltchenko 2019-03-27 11:35:09 +02:00 • committed by Anas Nashif
commit cc9c91513f
1 changed files with 5 additions and 0 deletions
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5
drivers/usb/device/usb_dc_kinetis.c
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@ -793,6 +793,11 @@ int usb_dc_ep_set_callback(const u8_t ep, const usb_dc_ep_callback cb)
{ {
u8_t ep_idx = EP_ADDR2IDX(ep); u8_t ep_idx = EP_ADDR2IDX(ep);
if (ep_idx > (NUM_OF_EP_MAX - 1)) {
LOG_ERR("Wrong endpoint index/address");
return -EINVAL;
}
if (!dev_data.attached) { if (!dev_data.attached) {
return -EINVAL; return -EINVAL;
} }