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authorLen Brown <len.brown@intel.com>2006-01-06 16:34:21 -0500
committerLen Brown <len.brown@intel.com>2006-01-06 16:34:21 -0500
commit25da0974601fc8096461f3d3f7ca3aab8e79adfb (patch)
treef9b3c1bfbc63fdb6a94e82177b8c3ae891125422 /drivers/md/dm-crypt.c
parent036d25f79ddfbc9878da24ef8e468a6d22caa605 (diff)
parentd99cf9d679a520d67f81d805b7cb91c68e1847f0 (diff)
Auto-update from upstream
Diffstat (limited to 'drivers/md/dm-crypt.c')
-rw-r--r--drivers/md/dm-crypt.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/md/dm-crypt.c b/drivers/md/dm-crypt.c
index cf663105668..a601a427885 100644
--- a/drivers/md/dm-crypt.c
+++ b/drivers/md/dm-crypt.c
@@ -690,6 +690,8 @@ bad3:
bad2:
crypto_free_tfm(tfm);
bad1:
+ /* Must zero key material before freeing */
+ memset(cc, 0, sizeof(*cc) + cc->key_size * sizeof(u8));
kfree(cc);
return -EINVAL;
}
@@ -706,6 +708,9 @@ static void crypt_dtr(struct dm_target *ti)
cc->iv_gen_ops->dtr(cc);
crypto_free_tfm(cc->tfm);
dm_put_device(ti, cc->dev);
+
+ /* Must zero key material before freeing */
+ memset(cc, 0, sizeof(*cc) + cc->key_size * sizeof(u8));
kfree(cc);
}