Update dependencies

Cargo.lock

@@ -17,11 +17,11 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "goblin"
-version = "0.0.21"
+version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "plain 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "scroll 0.9.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "scroll 0.10.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -29,13 +29,13 @@ name = "kernel"
 version = "0.1.54"
 dependencies = [
  "bitflags 1.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "goblin 0.0.21 (registry+https://github.com/rust-lang/crates.io-index)",
- "linked_list_allocator 0.6.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "goblin 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "linked_list_allocator 0.8.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "raw-cpuid 8.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "redox_syscall 0.1.56",
  "rustc-demangle 0.1.16 (registry+https://github.com/rust-lang/crates.io-index)",
  "slab_allocator 0.3.1",
- "spin 0.4.10 (registry+https://github.com/rust-lang/crates.io-index)",
+ "spin 0.5.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "x86 0.29.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -47,6 +47,22 @@ dependencies = [
  "spin 0.5.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "linked_list_allocator"
+version = "0.8.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "spinning_top 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "lock_api"
+version = "0.3.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "scopeguard 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "plain"
 version = "0.2.3"
@@ -92,13 +108,15 @@ dependencies = [
  "semver 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "scopeguard"
+version = "1.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "scroll"
-version = "0.9.2"
+version = "0.10.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "rustc_version 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
-]
 
 [[package]]
 name = "semver"
@@ -131,6 +149,14 @@ name = "spin"
 version = "0.5.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "spinning_top"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "lock_api 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "x86"
 version = "0.29.0"
@@ -145,16 +171,20 @@ dependencies = [
 "checksum bit_field 0.10.0 (registry+https://github.com/rust-lang/crates.io-index)" = "a165d606cf084741d4ac3a28fb6e9b1eb0bd31f6cd999098cfddb0b2ab381dc0"
 "checksum bitflags 1.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "cf1de2fe8c75bc145a2f577add951f8134889b4795d47466a54a5c846d691693"
 "checksum cc 1.0.52 (registry+https://github.com/rust-lang/crates.io-index)" = "c3d87b23d6a92cd03af510a5ade527033f6aa6fa92161e2d5863a907d4c5e31d"
-"checksum goblin 0.0.21 (registry+https://github.com/rust-lang/crates.io-index)" = "6a4013e9182f2345c6b7829b9ef6e670bce0dfca12c6f974457ed2160c2c7fe9"
+"checksum goblin 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "ddd5e3132801a1ac34ac53b97acde50c4685414dd2f291b9ea52afa6f07468c8"
 "checksum linked_list_allocator 0.6.6 (registry+https://github.com/rust-lang/crates.io-index)" = "47de1a43fad0250ee197e9e124e5b5deab3d7b39d4428ae8a6d741ceb340c362"
+"checksum linked_list_allocator 0.8.4 (registry+https://github.com/rust-lang/crates.io-index)" = "e70e46c13c0e8374c26cec5752e3347ca1087d9711de8f45aa513a7700efd73d"
+"checksum lock_api 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)" = "c4da24a77a3d8a6d4862d95f72e6fdb9c09a643ecdb402d754004a557f2bec75"
 "checksum plain 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)" = "b4596b6d070b27117e987119b4dac604f3c58cfb0b191112e24771b2faeac1a6"
 "checksum raw-cpuid 7.0.3 (registry+https://github.com/rust-lang/crates.io-index)" = "b4a349ca83373cfa5d6dbb66fd76e58b2cca08da71a5f6400de0a0a6a9bceeaf"
 "checksum raw-cpuid 8.0.0 (registry+https://github.com/rust-lang/crates.io-index)" = "9e9c0f2091b865a94bc3c9d34896cc4bbda04453453c391f7eb224491be9ae1d"
 "checksum rustc-demangle 0.1.16 (registry+https://github.com/rust-lang/crates.io-index)" = "4c691c0e608126e00913e33f0ccf3727d5fc84573623b8d65b2df340b5201783"
 "checksum rustc_version 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)" = "138e3e0acb6c9fb258b19b67cb8abd63c00679d2851805ea151465464fe9030a"
-"checksum scroll 0.9.2 (registry+https://github.com/rust-lang/crates.io-index)" = "2f84d114ef17fd144153d608fba7c446b0145d038985e7a8cc5d08bb0ce20383"
+"checksum scopeguard 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "d29ab0c6d3fc0ee92fe66e2d99f700eab17a8d57d1c1d3b748380fb20baa78cd"
+"checksum scroll 0.10.1 (registry+https://github.com/rust-lang/crates.io-index)" = "abb2332cb595d33f7edd5700f4cbf94892e680c7f0ae56adab58a35190b66cb1"
 "checksum semver 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)" = "1d7eb9ef2c18661902cc47e535f9bc51b78acd254da71d375c2f6720d9a40403"
 "checksum semver-parser 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "388a1df253eca08550bef6c72392cfe7c30914bf41df5269b68cbd6ff8f570a3"
 "checksum spin 0.4.10 (registry+https://github.com/rust-lang/crates.io-index)" = "ceac490aa12c567115b40b7b7fceca03a6c9d53d5defea066123debc83c5dc1f"
 "checksum spin 0.5.2 (registry+https://github.com/rust-lang/crates.io-index)" = "6e63cff320ae2c57904679ba7cb63280a3dc4613885beafb148ee7bf9aa9042d"
+"checksum spinning_top 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "32d801a3a53bcf5071f85fef8d5cab9e5f638fc5580a37e6eb7aba4b37438d24"
 "checksum x86 0.29.0 (registry+https://github.com/rust-lang/crates.io-index)" = "6874753c331118b83f24d69325958b61f8ef47dbbc7aff2257a0bbe33fb24e3b"

Cargo.toml

@@ -10,20 +10,20 @@ path = "src/lib.rs"
 crate-type = ["staticlib"]
 
 [dependencies]
-bitflags = "1.0.3"
-linked_list_allocator = "0.6.2"
+bitflags = "1.2.1"
+linked_list_allocator = "0.8.4"
 raw-cpuid = "8.0.0"
 redox_syscall = { path = "syscall" }
 slab_allocator = { path = "slab_allocator", optional = true }
-spin = "0.4.8"
+spin = "0.5.2"
 
 [dependencies.goblin]
-version = "0.0.21"
+version = "0.2.1"
 default-features = false
 features = ["elf32", "elf64"]
 
 [dependencies.rustc-demangle]
-version = "0.1.13"
+version = "0.1.16"
 default-features = false
 
 [dependencies.x86]

src/allocator/linked_list.rs

-use core::alloc::{AllocErr, GlobalAlloc, Layout};
+use core::alloc::{GlobalAlloc, Layout};
 use core::ptr::{self, NonNull};
 use linked_list_allocator::Heap;
 use spin::Mutex;
@@ -25,7 +25,7 @@ unsafe impl GlobalAlloc for Allocator {
             };
 
             match res {
-                Err(AllocErr) => {
+                Err(()) => {
                     let size = if let Some(ref heap) = *HEAP.lock() {
                         heap.size()
                     } else {