dlm: do not byteswap rcom_lock

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: David Teigland <teigland@redhat.com>

1 files changed, 19 insertions, 15 deletions

diff --git a/fs/dlm/lock.c b/fs/dlm/lock.c
index 2a28048252ed..75176b58ae04 100644
--- a/fs/dlm/lock.c
+++ b/fs/dlm/lock.c
@@ -4273,12 +4273,12 @@ static int receive_rcom_lock_args(struct dlm_ls *ls, struct dlm_lkb *lkb,
         int lvblen;
 
         lkb->lkb_nodeid = rc->rc_header.h_nodeid;
-        lkb->lkb_ownpid = rl->rl_ownpid;
-        lkb->lkb_remid = rl->rl_lkid;
-        lkb->lkb_exflags = rl->rl_exflags;
-        lkb->lkb_flags = rl->rl_flags & 0x0000FFFF;
+        lkb->lkb_ownpid = le32_to_cpu(rl->rl_ownpid);
+        lkb->lkb_remid = le32_to_cpu(rl->rl_lkid);
+        lkb->lkb_exflags = le32_to_cpu(rl->rl_exflags);
+        lkb->lkb_flags = le32_to_cpu(rl->rl_flags) & 0x0000FFFF;
         lkb->lkb_flags |= DLM_IFL_MSTCPY;
-        lkb->lkb_lvbseq = rl->rl_lvbseq;
+        lkb->lkb_lvbseq = le32_to_cpu(rl->rl_lvbseq);
         lkb->lkb_rqmode = rl->rl_rqmode;
         lkb->lkb_grmode = rl->rl_grmode;
         /* don't set lkb_status because add_lkb wants to itself */
@@ -4299,7 +4299,8 @@ static int receive_rcom_lock_args(struct dlm_ls *ls, struct dlm_lkb *lkb,
            The real granted mode of these converting locks cannot be determined
            until all locks have been rebuilt on the rsb (recover_conversion) */
 
-        if (rl->rl_wait_type == DLM_MSG_CONVERT && middle_conversion(lkb)) {
+        if (rl->rl_wait_type == cpu_to_le16(DLM_MSG_CONVERT) &&
+            middle_conversion(lkb)) {
                 rl->rl_status = DLM_LKSTS_CONVERT;
                 lkb->lkb_grmode = DLM_LOCK_IV;
                 rsb_set_flag(r, RSB_RECOVER_CONVERT);
@@ -4326,13 +4327,14 @@ int dlm_recover_master_copy(struct dlm_ls *ls, struct dlm_rcom *rc)
                 goto out;
         }
 
-        error = find_rsb(ls, rl->rl_name, rl->rl_namelen, R_MASTER, &r);
+        error = find_rsb(ls, rl->rl_name, le16_to_cpu(rl->rl_namelen),
+                         R_MASTER, &r);
         if (error)
                 goto out;
 
         lock_rsb(r);
 
-        lkb = search_remid(r, rc->rc_header.h_nodeid, rl->rl_lkid);
+        lkb = search_remid(r, rc->rc_header.h_nodeid, le32_to_cpu(rl->rl_lkid));
         if (lkb) {
                 error = -EEXIST;
                 goto out_remid;
@@ -4355,15 +4357,16 @@ int dlm_recover_master_copy(struct dlm_ls *ls, struct dlm_rcom *rc)
  out_remid:
         /* this is the new value returned to the lock holder for
            saving in its process-copy lkb */
-        rl->rl_remid = lkb->lkb_id;
+        rl->rl_remid = cpu_to_le32(lkb->lkb_id);
 
  out_unlock:
         unlock_rsb(r);
         put_rsb(r);
  out:
         if (error)
-                log_debug(ls, "recover_master_copy %d %x", error, rl->rl_lkid);
-        rl->rl_result = error;
+                log_debug(ls, "recover_master_copy %d %x", error,
+                          le32_to_cpu(rl->rl_lkid));
+        rl->rl_result = cpu_to_le32(error);
         return error;
 }
 
@@ -4374,15 +4377,16 @@ int dlm_recover_process_copy(struct dlm_ls *ls, struct dlm_rcom *rc)
         struct dlm_lkb *lkb;
         int error;
 
-        error = find_lkb(ls, rl->rl_lkid, &lkb);
+        error = find_lkb(ls, le32_to_cpu(rl->rl_lkid), &lkb);
         if (error) {
-                log_error(ls, "recover_process_copy no lkid %x", rl->rl_lkid);
+                log_error(ls, "recover_process_copy no lkid %x",
+                                le32_to_cpu(rl->rl_lkid));
                 return error;
         }
 
         DLM_ASSERT(is_process_copy(lkb), dlm_print_lkb(lkb););
 
-        error = rl->rl_result;
+        error = le32_to_cpu(rl->rl_result);
 
         r = lkb->lkb_resource;
         hold_rsb(r);
@@ -4401,7 +4405,7 @@ int dlm_recover_process_copy(struct dlm_ls *ls, struct dlm_rcom *rc)
                 log_debug(ls, "master copy exists %x", lkb->lkb_id);
                 /* fall through */
         case 0:
-                lkb->lkb_remid = rl->rl_remid;
+                lkb->lkb_remid = le32_to_cpu(rl->rl_remid);
                 break;
         default:
                 log_error(ls, "dlm_recover_process_copy unknown error %d %x",