[DLM] wait for config check during join [6/6]

Joining the lockspace should wait for the initial round of inter-node
config checks to complete before returning.  This way, if there's a
configuration mismatch between the joining node and the existing nodes,
the join can fail and return an error to the application.

Signed-off-by: David Teigland <teigland@redhat.com>
Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>

1 files changed, 2 insertions, 2 deletions

diff --git a/fs/dlm/rcom.c b/fs/dlm/rcom.c
index 6bfbd6153809..f71c23542f0f 100644
--- a/fs/dlm/rcom.c
+++ b/fs/dlm/rcom.c
@@ -90,7 +90,7 @@ static int check_config(struct dlm_ls *ls, struct dlm_rcom *rc, int nodeid)
                 log_error(ls, "version mismatch: %x nodeid %d: %x",
                           DLM_HEADER_MAJOR | DLM_HEADER_MINOR, nodeid,
                           rc->rc_header.h_version);
-                return -EINVAL;
+                return -EPROTO;
         }
 
         if (rf->rf_lvblen != ls->ls_lvblen ||
@@ -98,7 +98,7 @@ static int check_config(struct dlm_ls *ls, struct dlm_rcom *rc, int nodeid)
                 log_error(ls, "config mismatch: %d,%x nodeid %d: %d,%x",
                           ls->ls_lvblen, ls->ls_exflags,
                           nodeid, rf->rf_lvblen, rf->rf_lsflags);
-                return -EINVAL;
+                return -EPROTO;
         }
         return 0;
 }