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| author | Rafael J. Wysocki | 2021-08-23 13:51:30 +0200 |
|---|---|---|
| committer | Rafael J. Wysocki | 2021-08-23 13:51:30 +0200 |
| commit | 1f8b66d9654b21ec227a7884bcf739c70d9d27a7 (patch) | |
| tree | 1b93418c4e097af9137c6435450d6d6cec35d2f8 /drivers | |
| parent | e22ce8eb631bdc47a4a4ea7ecf4e4ba499db4f93 (diff) | |
| parent | 19526d092ceb32d619fce73fe0bdca4370890124 (diff) | |
Merge branch 'opp/fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/vireshk/pm into pm-opp
Pull regression fix for the operating performance points (OPP)
framework for v5.15 from Viresh Kumar:
"This fixes regression in the OPP core for a corner case."
* 'opp/fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/vireshk/pm:
opp: core: Check for pending links before reading required_opp pointers
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/opp/core.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/opp/core.c b/drivers/opp/core.c index 5543c54dacc5..04b4691a8aac 100644 --- a/drivers/opp/core.c +++ b/drivers/opp/core.c @@ -893,6 +893,10 @@ static int _set_required_opps(struct device *dev, if (!required_opp_tables) return 0; + /* required-opps not fully initialized yet */ + if (lazy_linking_pending(opp_table)) + return -EBUSY; + /* * We only support genpd's OPPs in the "required-opps" for now, as we * don't know much about other use cases. Error out if the required OPP @@ -903,10 +907,6 @@ static int _set_required_opps(struct device *dev, return -ENOENT; } - /* required-opps not fully initialized yet */ - if (lazy_linking_pending(opp_table)) - return -EBUSY; - /* Single genpd case */ if (!genpd_virt_devs) return _set_required_opp(dev, dev, opp, 0); |