diff --git a/meta-openembedded/meta-oe/recipes-devtools/android-tools/android-tools-conf-configfs/android-gadget-cleanup b/meta-openembedded/meta-oe/recipes-devtools/android-tools/android-tools-conf-configfs/android-gadget-cleanup
index 517227d..f27d77d 100644
--- a/meta-openembedded/meta-oe/recipes-devtools/android-tools/android-tools-conf-configfs/android-gadget-cleanup
+++ b/meta-openembedded/meta-oe/recipes-devtools/android-tools/android-tools-conf-configfs/android-gadget-cleanup
@@ -6,7 +6,7 @@
 
 cd adb
 
-echo "" > UDC || true
+echo -n "" > UDC || true
 
 killall adbd || true
 
diff --git a/meta-openembedded/meta-oe/recipes-devtools/android-tools/android-tools-conf-configfs/android-gadget-setup b/meta-openembedded/meta-oe/recipes-devtools/android-tools/android-tools-conf-configfs/android-gadget-setup
index e44d1ba..dbd7115 100644
--- a/meta-openembedded/meta-oe/recipes-devtools/android-tools/android-tools-conf-configfs/android-gadget-setup
+++ b/meta-openembedded/meta-oe/recipes-devtools/android-tools/android-tools-conf-configfs/android-gadget-setup
@@ -23,8 +23,8 @@
 mkdir functions/ffs.usb0
 mkdir strings/0x409
 mkdir configs/c.1/strings/0x409
-echo 0x18d1 > idVendor
-echo 0xd002 > idProduct
+echo -n 0x18d1 > idVendor
+echo -n 0xd002 > idProduct
 echo "$serial" > strings/0x409/serialnumber
 echo "$manufacturer" > strings/0x409/manufacturer
 echo "$model" > strings/0x409/product
diff --git a/meta-openembedded/meta-oe/recipes-devtools/android-tools/android-tools-conf-configfs/android-gadget-start b/meta-openembedded/meta-oe/recipes-devtools/android-tools/android-tools-conf-configfs/android-gadget-start
index ca6c3df..d67878f 100644
--- a/meta-openembedded/meta-oe/recipes-devtools/android-tools/android-tools-conf-configfs/android-gadget-start
+++ b/meta-openembedded/meta-oe/recipes-devtools/android-tools/android-tools-conf-configfs/android-gadget-start
@@ -4,4 +4,4 @@
 
 sleep 3
 
-ls /sys/class/udc/ > /sys/kernel/config/usb_gadget/adb/UDC
+ls /sys/class/udc/ | xargs echo -n > /sys/kernel/config/usb_gadget/adb/UDC