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UPSTREAM: libpayload: usb: handle situation with no free device address

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Change-Id: I1308bdca90f1a09d980f384ee85552198a39b965
Original-Signed-off-by: Patrick Georgi <pgeorgi@chromium.org>
Original-Found-by: Coverity Scan #1260940
Original-Reviewed-on: https://review.coreboot.org/18036
Original-Tested-by: build bot (Jenkins)
Original-Reviewed-by: Martin Roth <martinroth@google.com>
Signed-off-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/425986
Reviewed-by: Patrick Georgi <pgeorgi@chromium.org>
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Patrick Georgi 2017-01-04 22:22:56 +01:00 • committed by chrome-bot
commit 9782512355
1 changed files with 2 additions and 0 deletions
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payloads/libpayload/drivers/usb/usb.c
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@ -336,6 +336,8 @@ generic_set_address (hci_t *controller, usb_speed speed,
int hubport, int hubaddr)
{
int adr = get_free_address (controller); // address to set
if (adr < 0)
return NULL;
dev_req_t dr;
memset (&dr, 0, sizeof (dr));