msOGRShapeFromWKT(): fix memory leak in error code path

rouault · github-actions[bot] · commit a23fee703960 · 2022-10-13T13:50:19.000Z
Fixes https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=52363
diff --git a/mapogr.cpp b/mapogr.cpp
@@ -5484,6 +5484,7 @@ shapeObj *msOGRShapeFromWKT(const char *string)
   if( msOGRGeometryToShape( hGeom, shape,
                             wkbFlatten(OGR_G_GetGeometryType(hGeom)) )
       == MS_FAILURE ) {
+    msFreeShape(shape);
     free( shape );
     shape = NULL;
   }

Original file line number	Diff line number	Diff line change
`@@ -5484,6 +5484,7 @@ shapeObj msOGRShapeFromWKT(const char string)`
`5484`	`5484`	`if( msOGRGeometryToShape( hGeom, shape,`
`5485`	`5485`	`wkbFlatten(OGR_G_GetGeometryType(hGeom)) )`
`5486`	`5486`	`== MS_FAILURE ) {`
	`5487`	`+ msFreeShape(shape);`
`5487`	`5488`	`free( shape );`
`5488`	`5489`	`shape = NULL;`
`5489`	`5490`	`}`