From 03978909407868b622442349096430624d5b8d8e Mon Sep 17 00:00:00 2001
From: "AD005\\z004z3ez" <matzli98895>
Date: Tue, 18 Nov 2025 07:21:41 +0100
Subject: [PATCH] =?UTF-8?q?Fehlerbehebung=20der=20gro=C3=9Fen=20Funktion?=
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---
 imageInput.c | 19 +++++++++++++++++--
 1 file changed, 17 insertions(+), 2 deletions(-)

diff --git a/imageInput.c b/imageInput.c
index df5874b..403b16b 100644
--- a/imageInput.c
+++ b/imageInput.c
@@ -94,6 +94,17 @@ GrayScaleImageSeries *readImages(const char *path)
     series->images = malloc(numImages * sizeof(GrayScaleImage));
     series->labels = malloc(numImages * sizeof(unsigned char));
 
+    if(series->images == NULL || series->labels == NULL){
+
+        free(series->images); //wenn trotzdem was reingeschrieben wurde, dann freigeben
+        free(series->labels);
+        free(series);
+
+        fclose(fp);
+        return NULL;
+
+    }
+
     //Prüfen, ob der Speicher reserviert werden konnte
     for(unsigned int i = 0; i < numImages; i++){
 
@@ -109,7 +120,7 @@ GrayScaleImageSeries *readImages(const char *path)
         free(series->images); //wenn trotzdem was reingeschrieben wurde, dann freigeben
         free(series->labels);
         free(series);
-
+    
         fclose(fp);
         return NULL;
 
@@ -131,7 +142,11 @@ GrayScaleImageSeries *readImages(const char *path)
             return NULL;
         }
 
-        fread(&series -> labels[i], 1, 1, fp);
+        if(fread(&series -> labels[i], 1, 1, fp) != 1){
+            clearSeries(series);
+            fclose(fp);
+            return NULL;
+        }
     }