linux: Remove 4.13.x

pkgs/os-specific/linux/kernel/linux-4.13.nix

···
-{ stdenv, buildPackages, hostPlatform, fetchurl, perl, buildLinux, ... } @ args:
-
-buildLinux (args // rec {
-  version = "4.13.16";
-  extraMeta.branch = "4.13";
-
-  # TODO: perhaps try being more concrete (ideally CVE numbers).
-  extraMeta.knownVulnerabilities = [
-    "ALSA: usb-audio: Fix potential out-of-bound access at parsing SU"
-    "eCryptfs: use after free in ecryptfs_release_messaging()"
-  ];
-
-  src = fetchurl {
-    url = "mirror://kernel/linux/kernel/v4.x/linux-${version}.tar.xz";
-    sha256 = "0cf7prqzl1ajbgl98w0symdyn0k5wl5xaf1l5ldgy6l083yg69dh";
-  };
-} // (args.argsOverride or {}))

pkgs/top-level/all-packages.nix

···
       ];
   };
 
-  linux_4_13 = callPackage ../os-specific/linux/kernel/linux-4.13.nix {
-    kernelPatches =
-      [ kernelPatches.bridge_stp_helper
-        kernelPatches.p9_fixes
-        # See pkgs/os-specific/linux/kernel/cpu-cgroup-v2-patches/README.md
-        # when adding a new linux version
-        kernelPatches.cpu-cgroup-v2."4.11"
-        kernelPatches.modinst_arg_list_too_long
-      ]
-      ++ lib.optionals ((platform.kernelArch or null) == "mips")
-      [ kernelPatches.mips_fpureg_emu
-        kernelPatches.mips_fpu_sigill
-        kernelPatches.mips_ext3_n32
-      ];
-  };
-
   linux_4_14 = callPackage ../os-specific/linux/kernel/linux-4.14.nix {
     kernelPatches =
       [ kernelPatches.bridge_stp_helper
···
   linuxPackages_rpi = linuxPackagesFor pkgs.linux_rpi;
   linuxPackages_4_4 = recurseIntoAttrs (linuxPackagesFor pkgs.linux_4_4);
   linuxPackages_4_9 = recurseIntoAttrs (linuxPackagesFor pkgs.linux_4_9);
-  linuxPackages_4_13 = recurseIntoAttrs (linuxPackagesFor pkgs.linux_4_13);
   linuxPackages_4_14 = recurseIntoAttrs (linuxPackagesFor pkgs.linux_4_14);
   linuxPackages_4_15 = recurseIntoAttrs (linuxPackagesFor pkgs.linux_4_15);
   # Don't forget to update linuxPackages_latest!