Change disk ID if resize fails.

Author: billw2

rpi-clone

@@ -1,6 +1,6 @@
 #!/bin/bash
 
-version=2.0.9
+version=2.0.10
 
 # auto run grub-install if grub detected
 grub_auto=1
@@ -1213,6 +1213,10 @@ Use -U for unattended even if initializing.
 			printf "\n====$PGM\n==orig:\n%s\n\n==edited:\n%s\n" \
 					"$sfd0" "$sfd1" >> /tmp/$PGM-fail
 			printf "\n    Resize failed.  See /tmp/$PGM-fail.\n\n"
+
+			# Don't let dst disk keep source disk ID.  Can lead to remounts.
+			new_id=$(od -A n -t x -N 4 /dev/urandom | tr -d " ")
+			qprintf "x\ni\n0x$new_id\nr\nw\nq\n" | fdisk /dev/$dst_disk > /dev/null
 			exit 1
 		fi
 	done