diff --git a/create_arm_img_urpmi.sh b/create_arm_img_urpmi.sh
index 75fff6e..6fe9dff 100644
--- a/create_arm_img_urpmi.sh
+++ b/create_arm_img_urpmi.sh
@@ -130,7 +130,7 @@ function clean()
     else
         warning "${ROOT} does not exists"
     fi
-    exit 0
+    return 0
 }
 
 
@@ -156,8 +156,7 @@ function createchroot()
             exit ${ERR_1}
         fi
     fi
-
-
+    return 0
 }
 
 
@@ -189,6 +188,7 @@ function addmedia()
             exit ${ERR_1}
         fi
     fi
+    return 0
 }
 
 
@@ -200,6 +200,7 @@ function updatemirror()
         error "line ${LINENO} can't update mirrors : exiting"
         exit ${ERR_1}
     fi
+    return 0
 }
 
 
@@ -239,6 +240,7 @@ function installbasesystem()
         error "line ${LINENO} error installing urpmi or locales.fr : exiting"
         exit ${ERR_1}
     fi
+    return 0
 }
 
 
@@ -282,6 +284,7 @@ function preparechroot()
         error "line ${LINENO} error in postPrepareChroot function."
         exit ${ERR_1}
     fi
+    return 0
 }
 
 
@@ -336,6 +339,7 @@ function jumpchroot()
         warning "line ${LINENO} Warning : error unmounting ${BUILD_PATH}/proc, continuing anyway"
         ERRORN=$((${ERRORN}+1))
     fi
+    return 0
 }
 
 
@@ -368,6 +372,7 @@ function createImageWrap()
     fi
     formatpartitions ${BOOTFS} ext4
     copyingsystem
+    return 0
 }
 
 
@@ -390,6 +395,9 @@ createimage()
         exit ${ERR_1}
     fi
     DEVICE=$(/sbin/losetup -f --show "${INSTALL_PATH}/${IMAGE}")
+    
+    ### TODO : Functionnalize
+    
     if [ ${TARGET} = "odroid" ]; then
         info "installing blobs"
         pushd "${CONFIG_PATH}/sd_fuse"
@@ -401,6 +409,8 @@ createimage()
         fi
         pushd
     fi
+    
+    ###
 
     info "making partitions"
     echo -e "${FDISK_SCRIPT}" | /sbin/fdisk ${DEVICE}
@@ -413,6 +423,7 @@ createimage()
     info "$(/sbin/partx -v "${INSTALL_PATH}/${IMAGE}")"
     BOOTP="${DEVICE}p1"
     ROOTP="${DEVICE}p2"
+    return 0
 }
 
 
@@ -437,6 +448,7 @@ formatpartitions()
     info "Boot UUID: ${BOOT_UUID}"
     ROOT_UUID=$(blkid -s UUID -o value UUID "${ROOTP}")
     info "Root UUID: ${ROOT_UUID}"
+    return 0
 }
 
 
@@ -469,6 +481,7 @@ copyingsystem()
     fi
 
     info "making /etc/fstab"
+    ### BUG : /mnt/arm_boot is set to vfat for all plateforms, odroid configuration says ext4.
     echo -e "proc            /proc           proc    defaults        0       0\nUUID=${BOOT_UUID}  /mnt/arm_boot   vfat    defaults        0       0\nUUID=${ROOT_UUID}  /               ext4    defaults        0       0" > "${BUILD_PATH}/etc/fstab"
 
     if [ ! -d "${BUILD_PATH}/boot/extlinux" ]; then
@@ -480,6 +493,9 @@ copyingsystem()
         KERNEL_ID=$(basename ${BUILD_PATH}/usr/lib/linux-*)
         sed -i -e s/\<FDTDIR\>/${KERNEL_ID}/g "${BUILD_PATH}/boot/extlinux/extlinux.conf"
     fi
+    
+    ### TODO : Functionnalize
+    
     case ${TARGET} in
         "rpi")
             info "copying 10-vchiq-permissions.rules"
@@ -570,6 +586,8 @@ copyingsystem()
             #TODO
             ;;
     esac
+    
+    ### END TODO
 
 #    info "copying tools in /usr/local/bin/"
 #    /bin/cp -v --preserve=mode "${SOURCE_PATH}/tools/" "${BUILD_PATH}/usr/local/bin/"
@@ -596,6 +614,7 @@ copyingsystem()
         exit ${ERR_1}
     fi
     warning "You can now burn the image ( ${INSTALL_PATH}/${IMAGE} ) on SD card"
+    return 0
 }
 
 
@@ -606,6 +625,7 @@ copyingcommon()
     rsync -rlptDH "${SOURCE_PATH}/common/" "${ROOT}/"
     rsync -rlptDH "${SOURCE_PATH}/tools/"*.sh "${ROOT}/usr/local/bin/"
     chown root:root "${ROOT}/usr/local/bin/"
+    return 0
 }
 
 
@@ -621,6 +641,7 @@ function postPrepareChroot()
     return 1
 }
 
+ERRORN=0
 ERR_1=1
 ERR_DEFAULT_CONFIG=2
 ERR_NO_CONFIG_FILE=3