T5427: Fix migration script arguments len expects 2 args

The script's name is always provided as the first argument sys.argv[0]
Expected length for argv is 2 (script itself + config file)

Change: 'if (len(argv) < 1)' to 'if len(argv) < 2'

4 files changed, 4 insertions, 4 deletions

diff --git a/src/migration-scripts/dns-forwarding/0-to-1 b/src/migration-scripts/dns-forwarding/0-to-1
index 6e8720eef..7f4343652 100755
--- a/src/migration-scripts/dns-forwarding/0-to-1
+++ b/src/migration-scripts/dns-forwarding/0-to-1
@@ -22,7 +22,7 @@
 import sys
 from vyos.configtree import ConfigTree
 
-if (len(sys.argv) < 1):
+if len(sys.argv) < 2:
     print("Must specify file name!")
     sys.exit(1)
 
diff --git a/src/migration-scripts/dns-forwarding/1-to-2 b/src/migration-scripts/dns-forwarding/1-to-2
index a8c930be7..7df2d47e2 100755
--- a/src/migration-scripts/dns-forwarding/1-to-2
+++ b/src/migration-scripts/dns-forwarding/1-to-2
@@ -25,7 +25,7 @@ from sys import argv, exit
 from vyos.ifconfig import Interface
 from vyos.configtree import ConfigTree
 
-if (len(argv) < 1):
+if len(argv) < 2:
     print("Must specify file name!")
     exit(1)
 
diff --git a/src/migration-scripts/dns-forwarding/2-to-3 b/src/migration-scripts/dns-forwarding/2-to-3
index 01e445b22..d7ff9e260 100755
--- a/src/migration-scripts/dns-forwarding/2-to-3
+++ b/src/migration-scripts/dns-forwarding/2-to-3
@@ -21,7 +21,7 @@
 import sys
 from vyos.configtree import ConfigTree
 
-if (len(sys.argv) < 1):
+if len(sys.argv) < 2:
     print("Must specify file name!")
     sys.exit(1)
 
diff --git a/src/migration-scripts/dns-forwarding/3-to-4 b/src/migration-scripts/dns-forwarding/3-to-4
index 55165c2c5..3d5316ed4 100755
--- a/src/migration-scripts/dns-forwarding/3-to-4
+++ b/src/migration-scripts/dns-forwarding/3-to-4
@@ -20,7 +20,7 @@
 import sys
 from vyos.configtree import ConfigTree
 
-if (len(sys.argv) < 1):
+if len(sys.argv) < 2:
     print("Must specify file name!")
     sys.exit(1)