bridge-utils: 1.5 -> 1.7.1

While at it:
- updated package description (and mention DEPRECATED upstream status)
- switched to .xz tarball
- dropped upstreamed patch
- dropped explicit checks for build result as upstream fixed it.

pkgs/os-specific/linux/bridge-utils/add-ip6-header.patch

@@ -1,11 +0,0 @@
-diff --git a/libbridge/libbridge.h b/libbridge/libbridge.h
-index 39964f2..dd14bae 100644
---- a/libbridge/libbridge.h
-+++ b/libbridge/libbridge.h
-@@ -20,6 +20,7 @@
- #define _LIBBRIDGE_H
-
- #include <sys/socket.h>
-+#include <netinet/in.h>
- #include <linux/if.h>
- #include <linux/if_bridge.h>

pkgs/os-specific/linux/bridge-utils/autoconf-ar.patch

@@ -1,7 +1,5 @@
-diff --git a/configure.in b/configure.in
-index 5e3f89b..19be6d9 100644
---- a/configure.in
-+++ b/configure.in
+--- a/configure.ac
++++ b/configure.ac
 @@ -9,6 +9,7 @@ dnl Checks for programs.
  AC_PROG_CC
  AC_PROG_INSTALL
@@ -10,8 +8,6 @@ index 5e3f89b..19be6d9 100644
  
  dnl Checks for header files.
  AC_HEADER_STDC
-diff --git a/libbridge/Makefile.in b/libbridge/Makefile.in
-index 20512c4..83c802b 100644
 --- a/libbridge/Makefile.in
 +++ b/libbridge/Makefile.in
 @@ -1,7 +1,7 @@

pkgs/os-specific/linux/bridge-utils/default.nix

@@ -2,29 +2,19 @@
 
 stdenv.mkDerivation rec {
   pname = "bridge-utils";
-  version = "1.5";
+  version = "1.7.1";
 
   src = fetchurl {
-    url = "mirror://sourceforge/bridge/bridge-utils-${version}.tar.gz";
-    sha256 = "42f9e5fb8f6c52e63a98a43b81bd281c227c529f194913e1c51ec48a393b6688";
+    url = "https://kernel.org/pub/linux/utils/net/bridge-utils/bridge-utils-${version}.tar.xz";
+    sha256 = "sha256-ph2L5PGhQFxgyO841UTwwYwFszubB+W0sxAzU2Fl5g4=";
   };
 
-  patches = [
-    ./autoconf-ar.patch
-    ./add-ip6-header.patch # Remove patch once the kernel headers are updated
-  ];
+  patches = [ ./autoconf-ar.patch ];
 
   nativeBuildInputs = [ autoreconfHook ];
 
-  postInstall = ''
-    # The bridge utils build does not fail even if the brctl binary
-    # is not build. This test ensures that we fail if we don't produce a brctl
-    # binary.
-    test -f $out/sbin/brctl
-  '';
-
   meta = {
-    description = "https://sourceforge.net/projects/bridge/";
+    description = "An userspace tool to configure linux bridges (deprecated in favour or iproute2).";
     homepage = "https://wiki.linuxfoundation.org/networking/bridge";
     license = lib.licenses.gpl2Plus;
     platforms = lib.platforms.linux;