From 3d082ac8b28cddf87372338f328ec159c37bdf31 Mon Sep 17 00:00:00 2001
From: Michael Sumner <mdsumner@gmail.com>
Date: Mon, 10 Jun 2024 10:46:52 +0000
Subject: [PATCH] mode of alloc

---
 inst/include/gdalwarpgeneral/gdalwarpgeneral.h | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/inst/include/gdalwarpgeneral/gdalwarpgeneral.h b/inst/include/gdalwarpgeneral/gdalwarpgeneral.h
index a84de74..bf14180 100644
--- a/inst/include/gdalwarpgeneral/gdalwarpgeneral.h
+++ b/inst/include/gdalwarpgeneral/gdalwarpgeneral.h
@@ -91,11 +91,12 @@ inline List gdal_warp_general(CharacterVector dsn,
                               LogicalVector nara) {
   
   
-  GDALDatasetH *poSrcDS;
-  poSrcDS = static_cast<GDALDatasetH *>(CPLMalloc(sizeof(GDALDatasetH) * static_cast<size_t>(dsn.size())));
+  GDALDatasetH *poSrcDS = nullptr;;
   
   IntegerVector sds0 = IntegerVector::create(0); 
   for (int i = 0; i < dsn.size(); i++) {
+    poSrcDS = static_cast<GDALDatasetH *>(CPLRealloc(poSrcDS, sizeof(GDALDatasetH) * static_cast<size_t>(dsn.size())));
+    
     poSrcDS[i] = gdalraster::gdalH_open_dsn(dsn[i],   sds0); 
     // unwind everything, and stop (why not unwind if all are null, message how many succeed)
     if (poSrcDS[i] == nullptr) {