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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2021-03-17 12:27:37 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2021-03-17 12:27:37 -0700 |
| commit | 35d8c39d0e52f5230716f61910881b309e4b1a04 (patch) | |
| tree | d6e764fd610407b893ebf463a2a71ce5e7a70a97 | |
| parent | 1df27313f50a57497c1faeb6a6ae4ca939c85a7d (diff) | |
| parent | 2046a24ae121cd107929655a6aaf3b8c5beea01f (diff) | |
Merge tag 'thermal-v5.12-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/thermal/linux
Pull thermal framework fix from Daniel Lezcano:
"Fix NULL pointer access when the cooling device transition stats
table failed to allocate due to a big number of states (Manaf
Meethalavalappu Pallikunhi)"
* tag 'thermal-v5.12-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/thermal/linux:
thermal/core: Add NULL pointer check before using cooling device stats
| -rw-r--r-- | drivers/thermal/thermal_sysfs.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/thermal/thermal_sysfs.c b/drivers/thermal/thermal_sysfs.c index 345917a58f2f..1c4aac8464a7 100644 --- a/drivers/thermal/thermal_sysfs.c +++ b/drivers/thermal/thermal_sysfs.c @@ -674,6 +674,9 @@ void thermal_cooling_device_stats_update(struct thermal_cooling_device *cdev, { struct cooling_dev_stats *stats = cdev->stats; + if (!stats) + return; + spin_lock(&stats->lock); if (stats->state == new_state) |