korg/linux
0
0
Fork 0
mirror of https://mirrors.bfsu.edu.cn/git/linux.git synced 2024-09-21 12:11:49 +08:00
Code Issues Packages Projects Releases Wiki Activity

chrome-platform fixes for v6.11-rc2

Browse Source 
Fix a race condition that sends multiple host commands at a time.
 -----BEGIN PGP SIGNATURE-----
 
 iIkEABYKADEWIQS0yQeDP3cjLyifNRUrxTEGBto89AUCZqjUCxMcdHp1bmdiaUBr
 ZXJuZWwub3JnAAoJECvFMQYG2jz0eEwA/3GWRwO2WHsD5QwpXkUo9KgfYPOuyBUS
 Z7eden+7DLeAAQDGnFKNiD7uzfcYKd48SI4crb5ry0+++zqrj0/XZdXPCw==
 =n4ok
 -----END PGP SIGNATURE-----

Merge tag 'chrome-platform-fixes-for-v6.11-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/chrome-platform/linux

Pull chrome-platform fix from Tzung-Bi Shih:
 "Fix a race condition that sends multiple host commands at a time"

* tag 'chrome-platform-fixes-for-v6.11-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/chrome-platform/linux:
  platform/chrome: cros_ec_proto: Lock device when updating MKBP version
This commit is contained in:
Linus Torvalds 2024-07-30 12:53:52 -07:00
commit c91a7dee05
1 changed files with 2 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/platform/chrome/cros_ec_proto.c
View File

@ -813,9 +813,11 @@ int cros_ec_get_next_event(struct cros_ec_device *ec_dev,
if (ret == -ENOPROTOOPT) {
dev_dbg(ec_dev->dev,
"GET_NEXT_EVENT returned invalid version error.\n");
mutex_lock(&ec_dev->lock);
ret = cros_ec_get_host_command_version_mask(ec_dev,
EC_CMD_GET_NEXT_EVENT,
&ver_mask);
mutex_unlock(&ec_dev->lock);
if (ret < 0 || ver_mask == 0)
/*
* Do not change the MKBP supported version if we can't