From 3a7577ba920c66772f4074db7dc9e8797052d7e7 Mon Sep 17 00:00:00 2001
From: Paul Clarke <pauly@users.noreply.github.com>
Date: Wed, 20 Apr 2016 17:00:53 +0100
Subject: [PATCH] :apple: :bug: unmount before trying to mount_msdos

I've been seeing this issue
https://github.com/ccrisan/motioneyeos/issues/256
which stops my wifi settings being written.
Unmounting before trying to mount fixes this.
---
 writeimage.sh | 1 +
 1 file changed, 1 insertion(+)

diff --git a/writeimage.sh b/writeimage.sh
index 485fb70075..c722804be6 100755
--- a/writeimage.sh
+++ b/writeimage.sh
@@ -90,6 +90,7 @@ mkdir -p $BOOT
 
 if [ `uname` == "Darwin" ]; then
     BOOT_DEV=${SDCARD_DEV}s1 # e.g. /dev/disk4s1
+    umount ${SDCARD_DEV}* 2>/dev/null || true
     mount_msdos $BOOT_DEV $BOOT
 else # assuming Linux
     BOOT_DEV=${SDCARD_DEV}p1 # e.g. /dev/mmcblk0p1