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| author |   Linus Torvalds <torvalds@linux-foundation.org> | 2019-02-16 17:31:36 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2019-02-16 17:31:36 -0800 |
| commit | 9a7dcde4a661ccad2b641e873b15ce26bf302c4e (patch) | |
| tree | 4f0abea50669671c9d22eed6c600a11b5ed97b03 /drivers | |
| parent | Merge tag 'compiler-attributes-for-linus-v5.0-rc7' of git://github.com/ojeda/linux (diff) | |
| parent | auxdisplay: ht16k33: fix potential user-after-free on module unload (diff) | |
| download | linux-dev-9a7dcde4a661ccad2b641e873b15ce26bf302c4e.tar.xz linux-dev-9a7dcde4a661ccad2b641e873b15ce26bf302c4e.zip | |
Merge tag 'auxdisplay-for-linus-v5.0-rc7' of git://github.com/ojeda/linux
Pull auxdisplay fix from Miguel Ojeda:
"Fix potential user-after-free on ht16k33 module unload. Reported by
Sven Van Asbroeck"
* tag 'auxdisplay-for-linus-v5.0-rc7' of git://github.com/ojeda/linux:
auxdisplay: ht16k33: fix potential user-after-free on module unload
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/auxdisplay/ht16k33.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/auxdisplay/ht16k33.c b/drivers/auxdisplay/ht16k33.c index a43276c76fc6..21393ec3b9a4 100644 --- a/drivers/auxdisplay/ht16k33.c +++ b/drivers/auxdisplay/ht16k33.c @@ -509,7 +509,7 @@ static int ht16k33_remove(struct i2c_client *client) struct ht16k33_priv *priv = i2c_get_clientdata(client); struct ht16k33_fbdev *fbdev = &priv->fbdev; - cancel_delayed_work(&fbdev->work); + cancel_delayed_work_sync(&fbdev->work); unregister_framebuffer(fbdev->info); framebuffer_release(fbdev->info); free_page((unsigned long) fbdev->buffer); |