Warning cleanup: Make parent index unsigned

diff --git a/libraries/libmdb/mdb.c b/libraries/libmdb/mdb.c
index 3cbd17999250d92814dd3226fa34fe3339378e2e..e911b9cd382fe89016758437dd7cc28952918a28 100644 (file)
--- a/libraries/libmdb/mdb.c
+++ b/libraries/libmdb/mdb.c
@@ -144,7 +144,7 @@ typedef struct MDB_meta {                   /* meta (footer) page content */
 typedef struct MDB_dhead {                                     /* a dirty page */
        SIMPLEQ_ENTRY(MDB_dpage)         md_next;       /* queue of dirty pages */
        MDB_page        *md_parent;
-       int                     md_pi;                          /* parent index */
+       unsigned        md_pi;                          /* parent index */
        int                     md_num;
 } MDB_dhead;
 
@@ -158,10 +158,10 @@ SIMPLEQ_HEAD(dirty_queue, MDB_dpage);
 typedef struct MDB_pageparent {
        MDB_page *mp_page;
        MDB_page *mp_parent;
-       int             mp_pi;
+       unsigned mp_pi;
 } MDB_pageparent;
 
-static MDB_dpage *mdb_newpage(MDB_txn *txn, MDB_page *parent, int parent_idx, int num);
+static MDB_dpage *mdb_newpage(MDB_txn *txn, MDB_page *parent, unsigned int parent_idx, int num);
 static int             mdb_touch(MDB_txn *txn, MDB_pageparent *mp);
 
 typedef struct MDB_ppage {                                     /* ordered list of pages */
@@ -380,7 +380,7 @@ _mdb_cmp(MDB_db *db, const MDB_val *key1, const MDB_val *key2)
 
 /* Allocate new page(s) for writing */
 static MDB_dpage *
-mdb_newpage(MDB_txn *txn, MDB_page *parent, int parent_idx, int num)
+mdb_newpage(MDB_txn *txn, MDB_page *parent, unsigned int parent_idx, int num)
 {
        MDB_dpage *dp;