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-rw-r--r--security/keys/keyring.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/security/keys/keyring.c b/security/keys/keyring.c
index e8d02acc51e7..ad45ce73964b 100644
--- a/security/keys/keyring.c
+++ b/security/keys/keyring.c
@@ -706,12 +706,10 @@ int __key_link(struct key *keyring, struct key *key)
BUG_ON(size > PAGE_SIZE);
ret = -ENOMEM;
- nklist = kmalloc(size, GFP_KERNEL);
+ nklist = kmemdup(klist, size, GFP_KERNEL);
if (!nklist)
goto error2;
- memcpy(nklist, klist, size);
-
/* replace matched key */
atomic_inc(&key->usage);
nklist->keys[loop] = key;

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