Fix minor memory leak in the dbstat extension that can occur following an

attempt to analyze a corrupt database file.

FossilOrigin-Name: cb874fd87384be397008e953242d5773ef5d64e07c3e1ae352a42a25d70597b4

1 files changed, 8 insertions, 2 deletions

diff --git a/src/dbstat.c b/src/dbstat.c
index 0eb70d6ce..ca0d54101 100644
--- a/src/dbstat.c
+++ b/src/dbstat.c
@@ -254,7 +254,7 @@ static int statOpen(sqlite3_vtab *pVTab, sqlite3_vtab_cursor **ppCursor){
   return SQLITE_OK;
 }
 
-static void statClearPage(StatPage *p){
+static void statClearCells(StatPage *p){
   int i;
   if( p->aCell ){
     for(i=0; i<p->nCell; i++){
@@ -262,6 +262,12 @@ static void statClearPage(StatPage *p){
     }
     sqlite3_free(p->aCell);
   }
+  p->nCell = 0;
+  p->aCell = 0;
+}
+
+static void statClearPage(StatPage *p){
+  statClearCells(p);
   sqlite3PagerUnref(p->pPg);
   sqlite3_free(p->zPath);
   memset(p, 0, sizeof(StatPage));
@@ -417,7 +423,7 @@ static int statDecodePage(Btree *pBt, StatPage *p){
 
 statPageIsCorrupt:
   p->flags = 0;
-  p->nCell = 0;
+  statClearCells(p);
   return SQLITE_OK;
 }