From daa2fac5b27cee8dca404b03d9cf41c328574ba7 Mon Sep 17 00:00:00 2001
From: Dave Reisner <dreisner@archlinux.org>
Date: Sun, 12 Jun 2016 10:48:26 -0400
Subject: [PATCH] genfstab: canonicalize root dir

Avoids problems with users passing weird inputs (such as including a
trailing slash).

ref: https://bugs.archlinux.org/task/45753
---
 genfstab.in | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/genfstab.in b/genfstab.in
index 053292b..7d3c18b 100644
--- a/genfstab.in
+++ b/genfstab.in
@@ -119,7 +119,7 @@ done
 shift $(( OPTIND - 1 ))
 
 (( $# )) || die "No root directory specified"
-root=$1; shift
+root=$(realpath -mL "$1"); shift
 
 if ! mountpoint -q "$root"; then
   die "$root is not a mountpoint"