Remove sec_perm patch that was needed by AUFS

Now the kernel is unpatched by default on non-MIPS!

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

@@ -44,12 +44,6 @@ rec {
     features.apparmor = true;
   };
 
-  sec_perm_2_6_24 =
-    { name = "sec_perm-2.6.24";
-      patch = ./sec_perm-2.6.24.patch;
-      features.secPermPatch = true;
-    };
-
   no_xsave =
     { name = "no-xsave";
       patch = ./no-xsave.patch;

pkgs/os-specific/linux/kernel/sec_perm-2.6.24.patch

@@ -1,16 +0,0 @@
-Index: linux-2.6.24-rc3/security/security.c
-===================================================================
-RCS file: /ext1/sysadm/transparent/repository/linux-2.6.24-rc3/security/security.c,v
-retrieving revision 1.1
-retrieving revision 1.2
-diff -u -p -r1.1 -r1.2
---- linux-2.6.24-rc3/security/security.c	21 Nov 2007 13:03:11 -0000	1.1
-+++ linux-2.6.24-rc3/security/security.c	21 Nov 2007 13:07:55 -0000	1.2
-@@ -409,6 +409,7 @@ int security_inode_permission(struct ino
- 		return 0;
- 	return security_ops->inode_permission(inode, mask, nd);
- }
-+EXPORT_SYMBOL(security_inode_permission);
- 
- int security_inode_setattr(struct dentry *dentry, struct iattr *attr)
- {

pkgs/top-level/all-packages.nix

@@ -6767,9 +6767,6 @@ let
 
   linux_3_2 = makeOverridable (import ../os-specific/linux/kernel/linux-3.2.nix) {
     inherit fetchurl stdenv perl buildLinux;
-    kernelPatches =
-      [ kernelPatches.sec_perm_2_6_24
-      ];
   };
 
   grsecurityOverrider = args: {
@@ -6817,9 +6814,7 @@ let
 
   linux_3_4 = makeOverridable (import ../os-specific/linux/kernel/linux-3.4.nix) {
     inherit fetchurl stdenv perl buildLinux;
-    kernelPatches =
+    kernelPatches = lib.optionals ((platform.kernelArch or null) == "mips")
-      [ kernelPatches.sec_perm_2_6_24
-      ] ++ lib.optionals ((platform.kernelArch or null) == "mips")
       [ kernelPatches.mips_fpureg_emu
         kernelPatches.mips_fpu_sigill
       ];
@@ -6839,10 +6834,7 @@ let
 
   linux_3_10 = makeOverridable (import ../os-specific/linux/kernel/linux-3.10.nix) {
     inherit fetchurl stdenv perl buildLinux;
-    kernelPatches =
+    kernelPatches = lib.optionals ((platform.kernelArch or null) == "mips")
-      [
-        kernelPatches.sec_perm_2_6_24
-      ] ++ lib.optionals ((platform.kernelArch or null) == "mips")
       [ kernelPatches.mips_fpureg_emu
         kernelPatches.mips_fpu_sigill
         kernelPatches.mips_ext3_n32
@@ -6860,10 +6852,7 @@ let
 
   linux_3_11 = makeOverridable (import ../os-specific/linux/kernel/linux-3.11.nix) {
     inherit fetchurl stdenv perl buildLinux;
-    kernelPatches =
+    kernelPatches = lib.optionals ((platform.kernelArch or null) == "mips")
-      [
-        kernelPatches.sec_perm_2_6_24
-      ] ++ lib.optionals ((platform.kernelArch or null) == "mips")
       [ kernelPatches.mips_fpureg_emu
         kernelPatches.mips_fpu_sigill
         kernelPatches.mips_ext3_n32
@@ -6872,10 +6861,7 @@ let
 
   linux_3_12 = makeOverridable (import ../os-specific/linux/kernel/linux-3.12.nix) {
     inherit fetchurl stdenv perl buildLinux;
-    kernelPatches =
+    kernelPatches = lib.optionals ((platform.kernelArch or null) == "mips")
-      [
-        kernelPatches.sec_perm_2_6_24
-      ] ++ lib.optionals ((platform.kernelArch or null) == "mips")
       [ kernelPatches.mips_fpureg_emu
         kernelPatches.mips_fpu_sigill
         kernelPatches.mips_ext3_n32
@@ -6884,10 +6870,7 @@ let
 
   linux_3_13 = makeOverridable (import ../os-specific/linux/kernel/linux-3.13.nix) {
     inherit fetchurl stdenv perl buildLinux;
-    kernelPatches =
+    kernelPatches = lib.optionals ((platform.kernelArch or null) == "mips")
-      [
-        kernelPatches.sec_perm_2_6_24
-      ] ++ lib.optionals ((platform.kernelArch or null) == "mips")
       [ kernelPatches.mips_fpureg_emu
         kernelPatches.mips_fpu_sigill
         kernelPatches.mips_ext3_n32