From 37107edafe4b785afc0d0012b569327584ce1c18 Mon Sep 17 00:00:00 2001
From: Eelco Dolstra <eelco.dolstra@logicblox.com>
Date: Mon, 30 Dec 2013 17:50:18 +0100
Subject: [PATCH] btrfs-progs: Don't use a non-standard meta attribute

---
 pkgs/tools/filesystems/btrfsprogs/default.nix | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/pkgs/tools/filesystems/btrfsprogs/default.nix b/pkgs/tools/filesystems/btrfsprogs/default.nix
index 5593075c1d7..16c5b58c38d 100644
--- a/pkgs/tools/filesystems/btrfsprogs/default.nix
+++ b/pkgs/tools/filesystems/btrfsprogs/default.nix
@@ -1,10 +1,12 @@
 { stdenv, fetchurl, attr, acl, zlib, libuuid, e2fsprogs, lzo }:
 
+let version = "3.12"; in
+
 stdenv.mkDerivation rec {
-  name = "btrfs-progs-${meta.version}";
+  name = "btrfs-progs-${version}";
 
   src = fetchurl {
-    url = "mirror://kernel/linux/kernel/people/mason/btrfs-progs/btrfs-progs-v${meta.version}.tar.xz";
+    url = "mirror://kernel/linux/kernel/people/mason/btrfs-progs/btrfs-progs-v${version}.tar.xz";
     sha256 = "1pwcjf9jqdiy8445r1xkazqa07xmapnn0ylyz7yzphci3ib66zh9";
   };
 
@@ -20,6 +22,5 @@ stdenv.mkDerivation rec {
     homepage = https://btrfs.wiki.kernel.org/;
     maintainers = [ stdenv.lib.maintainers.raskin ];
     platforms = stdenv.lib.platforms.linux;
-    version="3.12";
   };
 }