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authorAlex Elder <elder@inktank.com>2012-05-16 15:16:39 -0500
committerAlex Elder <elder@dreamhost.com>2012-05-17 08:18:13 -0500
commita3530df33eb91d787d08c7383a0a9982690e42d0 (patch)
tree3022fc82ea661654bfca48fae32a7a1584dba1e8 /net
parenta255651d4cad89f1a606edd36135af892ada4f20 (diff)
downloadtalos-obmc-linux-a3530df33eb91d787d08c7383a0a9982690e42d0.tar.gz
talos-obmc-linux-a3530df33eb91d787d08c7383a0a9982690e42d0.zip
ceph: have get_authorizer methods return pointers
Have the get_authorizer auth_client method return a ceph_auth pointer rather than an integer, pointer-encoding any returned error value. This is to pave the way for making use of the returned value in an upcoming patch. Signed-off-by: Alex Elder <elder@inktank.com> Reviewed-by: Sage Weil <sage@inktank.com>
Diffstat (limited to 'net')
-rw-r--r--net/ceph/messenger.c8
-rw-r--r--net/ceph/osd_client.c19
2 files changed, 16 insertions, 11 deletions
diff --git a/net/ceph/messenger.c b/net/ceph/messenger.c
index e0532d5b22f5..ac27a2c0694a 100644
--- a/net/ceph/messenger.c
+++ b/net/ceph/messenger.c
@@ -658,7 +658,7 @@ static int prepare_connect_authorizer(struct ceph_connection *con)
void *auth_buf;
int auth_len;
int auth_protocol;
- int ret;
+ struct ceph_auth_handshake *auth;
if (!con->ops->get_authorizer) {
con->out_connect.authorizer_protocol = CEPH_AUTH_UNKNOWN;
@@ -674,13 +674,13 @@ static int prepare_connect_authorizer(struct ceph_connection *con)
auth_buf = NULL;
auth_len = 0;
auth_protocol = CEPH_AUTH_UNKNOWN;
- ret = con->ops->get_authorizer(con, &auth_buf, &auth_len,
+ auth = con->ops->get_authorizer(con, &auth_buf, &auth_len,
&auth_protocol, &con->auth_reply_buf,
&con->auth_reply_buf_len, con->auth_retry);
mutex_lock(&con->mutex);
- if (ret)
- return ret;
+ if (IS_ERR(auth))
+ return PTR_ERR(auth);
if (test_bit(CLOSED, &con->state) || test_bit(OPENING, &con->state))
return -EAGAIN;
diff --git a/net/ceph/osd_client.c b/net/ceph/osd_client.c
index f640bdf027e7..fa74ae0ea910 100644
--- a/net/ceph/osd_client.c
+++ b/net/ceph/osd_client.c
@@ -2108,15 +2108,19 @@ static void put_osd_con(struct ceph_connection *con)
/*
* authentication
*/
-static int get_authorizer(struct ceph_connection *con,
- void **buf, int *len, int *proto,
- void **reply_buf, int *reply_len, int force_new)
+/*
+ * Note: returned pointer is the address of a structure that's
+ * managed separately. Caller must *not* attempt to free it.
+ */
+static struct ceph_auth_handshake *get_authorizer(struct ceph_connection *con,
+ void **buf, int *len, int *proto,
+ void **reply_buf, int *reply_len,
+ int force_new)
{
struct ceph_osd *o = con->private;
struct ceph_osd_client *osdc = o->o_osdc;
struct ceph_auth_client *ac = osdc->client->monc.auth;
struct ceph_auth_handshake *auth = &o->o_auth;
- int ret = 0;
if (force_new && auth->authorizer) {
if (ac->ops && ac->ops->destroy_authorizer)
@@ -2124,9 +2128,10 @@ static int get_authorizer(struct ceph_connection *con,
auth->authorizer = NULL;
}
if (!auth->authorizer && ac->ops && ac->ops->create_authorizer) {
- ret = ac->ops->create_authorizer(ac, CEPH_ENTITY_TYPE_OSD, auth);
+ int ret = ac->ops->create_authorizer(ac, CEPH_ENTITY_TYPE_OSD,
+ auth);
if (ret)
- return ret;
+ return ERR_PTR(ret);
}
*proto = ac->protocol;
@@ -2135,7 +2140,7 @@ static int get_authorizer(struct ceph_connection *con,
*reply_buf = auth->authorizer_reply_buf;
*reply_len = auth->authorizer_reply_buf_len;
- return 0;
+ return auth;
}
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