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Subject[PATCH 3/9] KEYS: struct key_preparsed_payload should have two payload pointers
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struct key_preparsed_payload should have two payload pointers to correspond
with those in struct key.

Signed-off-by: David Howells <dhowells@redhat.com>
---

crypto/asymmetric_keys/asymmetric_type.c | 2 +-
crypto/asymmetric_keys/x509_public_key.c | 2 +-
include/linux/key-type.h | 2 +-
security/keys/key.c | 6 ++++--
4 files changed, 7 insertions(+), 5 deletions(-)

diff --git a/crypto/asymmetric_keys/asymmetric_type.c b/crypto/asymmetric_keys/asymmetric_type.c
index c1fe0fcee8e3..21960a4e74e8 100644
--- a/crypto/asymmetric_keys/asymmetric_type.c
+++ b/crypto/asymmetric_keys/asymmetric_type.c
@@ -156,7 +156,7 @@ static void asymmetric_key_free_preparse(struct key_preparsed_payload *prep)
pr_devel("==>%s()\n", __func__);

if (subtype) {
- subtype->destroy(prep->payload);
+ subtype->destroy(prep->payload[0]);
module_put(subtype->owner);
}
kfree(prep->type_data[1]);
diff --git a/crypto/asymmetric_keys/x509_public_key.c b/crypto/asymmetric_keys/x509_public_key.c
index f83300b6e8c1..ae3de8bfaa70 100644
--- a/crypto/asymmetric_keys/x509_public_key.c
+++ b/crypto/asymmetric_keys/x509_public_key.c
@@ -256,7 +256,7 @@ static int x509_key_preparse(struct key_preparsed_payload *prep)
__module_get(public_key_subtype.owner);
prep->type_data[0] = &public_key_subtype;
prep->type_data[1] = cert->fingerprint;
- prep->payload = cert->pub;
+ prep->payload[0] = cert->pub;
prep->description = desc;
prep->quotalen = 100;

diff --git a/include/linux/key-type.h b/include/linux/key-type.h
index 88503dca2a57..d2b4845d74bf 100644
--- a/include/linux/key-type.h
+++ b/include/linux/key-type.h
@@ -41,7 +41,7 @@ struct key_construction {
struct key_preparsed_payload {
char *description; /* Proposed key description (or NULL) */
void *type_data[2]; /* Private key-type data */
- void *payload; /* Proposed payload */
+ void *payload[2]; /* Proposed payload */
const void *data; /* Raw data */
size_t datalen; /* Raw datalen */
size_t quotalen; /* Quota length for proposed payload */
diff --git a/security/keys/key.c b/security/keys/key.c
index 4ea216652d52..64dc9cf6848e 100644
--- a/security/keys/key.c
+++ b/security/keys/key.c
@@ -1049,10 +1049,12 @@ int generic_key_instantiate(struct key *key, struct key_preparsed_payload *prep)
if (ret == 0) {
key->type_data.p[0] = prep->type_data[0];
key->type_data.p[1] = prep->type_data[1];
- rcu_assign_keypointer(key, prep->payload);
+ rcu_assign_keypointer(key, prep->payload[0]);
+ key->payload.data2[1] = prep->payload[1];
prep->type_data[0] = NULL;
prep->type_data[1] = NULL;
- prep->payload = NULL;
+ prep->payload[0] = NULL;
+ prep->payload[1] = NULL;
}
pr_devel("<==%s() = %d\n", __func__, ret);
return ret;


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