From ffb716b5f7ce38d2f02426a16def6f7cc6a1b250 Mon Sep 17 00:00:00 2001
From: Jannis Pohlmann <jannis.pohlmann@codethink.co.uk>
Date: Fri, 23 Mar 2012 18:32:12 +0000
Subject: Fix various runtime issues in tbdiff-switch.

---
 tbdiff-switch/tbdiff-switch | 8 +-------
 1 file changed, 1 insertion(+), 7 deletions(-)

diff --git a/tbdiff-switch/tbdiff-switch b/tbdiff-switch/tbdiff-switch
index c2b168d..8f7b63c 100755
--- a/tbdiff-switch/tbdiff-switch
+++ b/tbdiff-switch/tbdiff-switch
@@ -21,7 +21,7 @@ set -x
 
 # read input parameters
 device="$1"
-target_subvolume="$3"
+target_subvolume="$2"
 
 # print usage information if not all parameters are provided
 if [ -z "$device" ] ||
@@ -31,11 +31,6 @@ then
   exit 1
 fi
 
-if [ ! -f "$patch_file" ]; then
-  echo "Patch file \"$patch_file\" does not exist" >&2
-  exit 1
-fi
-
 # mount the root btrfs file system
 rootfs="$(busybox mktemp -d)"
 mount -t btrfs "$device" "$rootfs"
@@ -54,7 +49,6 @@ fi
 if [ -e "$target_subvolume-run" ]; then
   echo "Deleting existing snapshot \"$target_subvolume-run\""
   btrfs subvolume delete "$target_subvolume-run"
-  exit 1
 fi
 
 echo "Creating snapshot \"$target_subvolume-run\" from \"$target_subvolume\""
-- 
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