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authorTakashi Iwai <tiwai@suse.de>2013-04-12 10:27:39 +0200
committerTakashi Iwai <tiwai@suse.de>2013-04-12 10:27:39 +0200
commit232a73dda2f2dba9002b727eb3ec76d82882b90c (patch)
tree308cdeea9bf18de71af79dcd5a30a8f2be9af6da /drivers/char/hw_random/core.c
parent889d66848b12d891248b03abcb2a42047f8e172a (diff)
parentca62bed0bbf9baf88d8bb404d72dee3b44ef057e (diff)
Merge tag 'asoc-v3.9-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-linus
ASoC: Updates for v3.9 A few updates, more than I'd like, fixing some relatively small issues but mostly driver specific ones. Nothing wildly exciting so if it doesn't make v3.9 it won't be the end of the world but it'd be nice.
Diffstat (limited to 'drivers/char/hw_random/core.c')
-rw-r--r--drivers/char/hw_random/core.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/char/hw_random/core.c b/drivers/char/hw_random/core.c
index 69ae5972713c..a0f7724852eb 100644
--- a/drivers/char/hw_random/core.c
+++ b/drivers/char/hw_random/core.c
@@ -380,6 +380,15 @@ void hwrng_unregister(struct hwrng *rng)
}
EXPORT_SYMBOL_GPL(hwrng_unregister);
+static void __exit hwrng_exit(void)
+{
+ mutex_lock(&rng_mutex);
+ BUG_ON(current_rng);
+ kfree(rng_buffer);
+ mutex_unlock(&rng_mutex);
+}
+
+module_exit(hwrng_exit);
MODULE_DESCRIPTION("H/W Random Number Generator (RNG) driver");
MODULE_LICENSE("GPL");