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-rw-r--r--src/BlockArea.cpp8
1 files changed, 8 insertions, 0 deletions
diff --git a/src/BlockArea.cpp b/src/BlockArea.cpp
index e3a859e4f..4fe6cd51e 100644
--- a/src/BlockArea.cpp
+++ b/src/BlockArea.cpp
@@ -309,6 +309,14 @@ void cBlockArea::Clear(void)
void cBlockArea::Create(int a_SizeX, int a_SizeY, int a_SizeZ, int a_DataTypes)
{
+ if ((a_SizeX < 0) || (a_SizeY < 0) || (a_SizeZ < 0))
+ {
+ LOGWARNING("Creating a cBlockArea with a negative size! Call to Create ignored. (%d, %d, %d)",
+ a_SizeX, a_SizeY, a_SizeZ
+ );
+ return;
+ }
+
Clear();
int BlockCount = a_SizeX * a_SizeY * a_SizeZ;
if ((a_DataTypes & baTypes) != 0)