Fix recursive snapshot

Author: schors

src/zfs-auto-snapshot.sh

@@ -447,6 +447,9 @@ do
 	for jj in "$@"
 	do
 		if [ "$jj" = '//' -o "$jj" = "$ii" ]
+		then
+			IN_ARGS=$(( $IN_ARGS + 1 ))
+		elif [ -n "$opt_recursive" -a "$iii" != "${iii#$jjj}" ]
 		then
 			IN_ARGS=$(( $IN_ARGS + 1 ))
 		fi