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-rw-r--r--fs/ceph/auth_x.c15
1 files changed, 9 insertions, 6 deletions
diff --git a/fs/ceph/auth_x.c b/fs/ceph/auth_x.c
index 582e0b2caf8a..a2d002cbdec2 100644
--- a/fs/ceph/auth_x.c
+++ b/fs/ceph/auth_x.c
@@ -376,7 +376,7 @@ static void ceph_x_validate_tickets(struct ceph_auth_client *ac, int *pneed)
th = get_ticket_handler(ac, service);
- if (!th) {
+ if (IS_ERR(th)) {
*pneed |= service;
continue;
}
@@ -399,6 +399,9 @@ static int ceph_x_build_request(struct ceph_auth_client *ac,
struct ceph_x_ticket_handler *th =
get_ticket_handler(ac, CEPH_ENTITY_TYPE_AUTH);
+ if (IS_ERR(th))
+ return PTR_ERR(th);
+
ceph_x_validate_tickets(ac, &need);
dout("build_request want %x have %x need %x\n",
@@ -450,7 +453,6 @@ static int ceph_x_build_request(struct ceph_auth_client *ac,
return -ERANGE;
head->op = cpu_to_le16(CEPHX_GET_PRINCIPAL_SESSION_KEY);
- BUG_ON(!th);
ret = ceph_x_build_authorizer(ac, th, &xi->auth_authorizer);
if (ret)
return ret;
@@ -505,7 +507,8 @@ static int ceph_x_handle_reply(struct ceph_auth_client *ac, int result,
case CEPHX_GET_PRINCIPAL_SESSION_KEY:
th = get_ticket_handler(ac, CEPH_ENTITY_TYPE_AUTH);
- BUG_ON(!th);
+ if (IS_ERR(th))
+ return PTR_ERR(th);
ret = ceph_x_proc_ticket_reply(ac, &th->session_key,
buf + sizeof(*head), end);
break;
@@ -563,8 +566,8 @@ static int ceph_x_verify_authorizer_reply(struct ceph_auth_client *ac,
void *end = p + sizeof(au->reply_buf);
th = get_ticket_handler(ac, au->service);
- if (!th)
- return -EIO; /* hrm! */
+ if (IS_ERR(th))
+ return PTR_ERR(th);
ret = ceph_x_decrypt(&th->session_key, &p, end, &reply, sizeof(reply));
if (ret < 0)
return ret;
@@ -626,7 +629,7 @@ static void ceph_x_invalidate_authorizer(struct ceph_auth_client *ac,
struct ceph_x_ticket_handler *th;
th = get_ticket_handler(ac, peer_type);
- if (th && !IS_ERR(th))
+ if (!IS_ERR(th))
remove_ticket_handler(ac, th);
}