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-rw-r--r--security/keys/encrypted.c3
-rw-r--r--security/keys/trusted.c3
-rw-r--r--security/keys/user_defined.c3
3 files changed, 3 insertions, 6 deletions
diff --git a/security/keys/encrypted.c b/security/keys/encrypted.c
index 9e7e4ce..69907a5 100644
--- a/security/keys/encrypted.c
+++ b/security/keys/encrypted.c
@@ -765,8 +765,7 @@ static long encrypted_read(const struct key *key, char __user *buffer,
size_t asciiblob_len;
int ret;
- epayload = rcu_dereference_protected(key->payload.data,
- rwsem_is_locked(&((struct key *)key)->sem));
+ epayload = rcu_dereference_key(key);
/* returns the hex encoded iv, encrypted-data, and hmac as ascii */
asciiblob_len = epayload->datablob_len + ivsize + 1
diff --git a/security/keys/trusted.c b/security/keys/trusted.c
index 83fc92e..c99b936 100644
--- a/security/keys/trusted.c
+++ b/security/keys/trusted.c
@@ -1076,8 +1076,7 @@ static long trusted_read(const struct key *key, char __user *buffer,
char *bufp;
int i;
- p = rcu_dereference_protected(key->payload.data,
- rwsem_is_locked(&((struct key *)key)->sem));
+ p = rcu_dereference_key(key);
if (!p)
return -EINVAL;
if (!buffer || buflen <= 0)
diff --git a/security/keys/user_defined.c b/security/keys/user_defined.c
index 02807fb..c6ca866 100644
--- a/security/keys/user_defined.c
+++ b/security/keys/user_defined.c
@@ -184,8 +184,7 @@ long user_read(const struct key *key, char __user *buffer, size_t buflen)
struct user_key_payload *upayload;
long ret;
- upayload = rcu_dereference_protected(
- key->payload.data, rwsem_is_locked(&((struct key *)key)->sem));
+ upayload = rcu_dereference_key(key);
ret = upayload->datalen;
/* we can return the data as is */