From 04493332f739e0cd68c9c4f10582403116a425be Mon Sep 17 00:00:00 2001
From: Lukas Weber <weberlu100319@th-nuernberg.de>
Date: Thu, 20 Nov 2025 16:44:35 +0100
Subject: [PATCH] First error fixing in createMatrix()

---
 matrix.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/matrix.c b/matrix.c
index 1659c86..55bbda1 100644
--- a/matrix.c
+++ b/matrix.c
@@ -10,7 +10,10 @@ Matrix createMatrix(unsigned int rows, unsigned int cols)
     Matrix newMatrix;
 	newMatrix.rows = rows;
 	newMatrix.cols = cols;
-	newMatrix.buffer = calloc(rows*cols, sizeof(MatrixType));
+	if (rows == 0 || cols == 0)
+		newMatrix.buffer = NULL;
+	else
+		newMatrix.buffer = calloc(rows*cols, sizeof(MatrixType));
 	return newMatrix;
 }