ITS#8300 simplify

diff --git a/libraries/liblmdb/mdb.c b/libraries/liblmdb/mdb.c
index 2617513..a4d1f61 100644 (file)
--- a/libraries/liblmdb/mdb.c
+++ b/libraries/liblmdb/mdb.c
@@ -7717,32 +7717,25 @@ mdb_node_move(MDB_cursor *csrc, MDB_cursor *cdst)
                /* Adjust other cursors pointing to mp */
                MDB_cursor *m2, *m3;
                MDB_dbi dbi = csrc->mc_dbi;
-               MDB_page *mp;
+               MDB_page *mpd, *mps;
 
+               mps = csrc->mc_pg[csrc->mc_top];
                /* If we're adding on the left, bump others up */
                if (!cdst->mc_ki[csrc->mc_top]) {
-                       mp = cdst->mc_pg[csrc->mc_top];
+                       mpd = cdst->mc_pg[csrc->mc_top];
                        for (m2 = csrc->mc_txn->mt_cursors[dbi]; m2; m2=m2->mc_next) {
                                if (csrc->mc_flags & C_SUB)
                                        m3 = &m2->mc_xcursor->mx_cursor;
                                else
                                        m3 = m2;
-                               if (m3 == cdst) continue;
-                               if (m3->mc_pg[csrc->mc_top] == mp && m3->mc_ki[csrc->mc_top] >=
-                                       cdst->mc_ki[csrc->mc_top]) {
+                               if (m3 != cdst &&
+                                       m3->mc_pg[csrc->mc_top] == mpd &&
+                                       m3->mc_ki[csrc->mc_top] >= cdst->mc_ki[csrc->mc_top]) {
                                        m3->mc_ki[csrc->mc_top]++;
                                }
-                       }
-
-                       mp = csrc->mc_pg[csrc->mc_top];
-                       for (m2 = csrc->mc_txn->mt_cursors[dbi]; m2; m2=m2->mc_next) {
-                               if (csrc->mc_flags & C_SUB)
-                                       m3 = &m2->mc_xcursor->mx_cursor;
-                               else
-                                       m3 = m2;
-                               if (m3 == csrc) continue;
-                               if (m3->mc_pg[csrc->mc_top] == mp && m3->mc_ki[csrc->mc_top] ==
-                                       csrc->mc_ki[csrc->mc_top]) {
+                               if (m3 !=csrc &&
+                                       m3->mc_pg[csrc->mc_top] == mps &&
+                                       m3->mc_ki[csrc->mc_top] == csrc->mc_ki[csrc->mc_top]) {
                                        m3->mc_pg[csrc->mc_top] = cdst->mc_pg[cdst->mc_top];
                                        m3->mc_ki[csrc->mc_top] = cdst->mc_ki[cdst->mc_top];
                                }
@@ -7750,14 +7743,13 @@ mdb_node_move(MDB_cursor *csrc, MDB_cursor *cdst)
                } else
                /* Adding on the right, bump others down */
                {
-                       mp = csrc->mc_pg[csrc->mc_top];
                        for (m2 = csrc->mc_txn->mt_cursors[dbi]; m2; m2=m2->mc_next) {
                                if (csrc->mc_flags & C_SUB)
                                        m3 = &m2->mc_xcursor->mx_cursor;
                                else
                                        m3 = m2;
                                if (m3 == csrc) continue;
-                               if (m3->mc_pg[csrc->mc_top] == mp) {
+                               if (m3->mc_pg[csrc->mc_top] == mps) {
                                        if (!m3->mc_ki[csrc->mc_top]) {
                                                m3->mc_pg[csrc->mc_top] = cdst->mc_pg[cdst->mc_top];
                                                m3->mc_ki[csrc->mc_top] = cdst->mc_ki[cdst->mc_top];