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-rw-r--r--src/vdbe.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/src/vdbe.c b/src/vdbe.c
index 9e696d0c3..0020b52bf 100644
--- a/src/vdbe.c
+++ b/src/vdbe.c
@@ -8269,7 +8269,14 @@ case OP_VOpen: { /* ncycle */
const sqlite3_module *pModule;
assert( p->bIsReader );
- pCur = 0;
+ pCur = p->apCsr[pOp->p1];
+ if( pCur!=0
+ && ALWAYS( pCur->eCurType==CURTYPE_VTAB )
+ && ALWAYS( pCur->uc.pVCur->pVtab==pOp->p4.pVtab->pVtab )
+ ){
+ /* This opcode is a no-op if the cursor is already open */
+ break;
+ }
pVCur = 0;
pVtab = pOp->p4.pVtab->pVtab;
if( pVtab==0 || NEVER(pVtab->pModule==0) ){