sravan/system76-coreboot
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

libpayload: usb: handle situation with no free device address

Browse Source 
Change-Id: I1308bdca90f1a09d980f384ee85552198a39b965
Signed-off-by: Patrick Georgi <pgeorgi@chromium.org>
Found-by: Coverity Scan #1260940
Reviewed-on: https://review.coreboot.org/18036
Tested-by: build bot (Jenkins)
Reviewed-by: Martin Roth <martinroth@google.com>
This commit is contained in:
Patrick Georgi 2017-01-04 22:22:56 +01:00 committed by Martin Roth
parent a370ae8556
commit b5623dede7
1 changed files with 2 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
payloads/libpayload/drivers/usb/usb.c
View File

@ -336,6 +336,8 @@ generic_set_address (hci_t *controller, usb_speed speed,
int hubport, int hubaddr) int hubport, int hubaddr)
{ {
int adr = get_free_address (controller); // address to set int adr = get_free_address (controller); // address to set
if (adr < 0)
return NULL;
dev_req_t dr; dev_req_t dr;
memset (&dr, 0, sizeof (dr)); memset (&dr, 0, sizeof (dr));