From 5f60a0e30abc6c3e0a9abf7f7559bc9dbbfc3330 Mon Sep 17 00:00:00 2001
From: LoveSy <shana@zju.edu.cn>
Date: Sun, 27 Nov 2022 01:28:43 +0800
Subject: [PATCH] Refine codes

---
 lsplt/src/main/jni/elf_util.cc  | 5 ++---
 lsplt/src/main/jni/elf_util.hpp | 1 -
 2 files changed, 2 insertions(+), 4 deletions(-)

diff --git a/lsplt/src/main/jni/elf_util.cc b/lsplt/src/main/jni/elf_util.cc
index 2e8431a..3f57a9a 100644
--- a/lsplt/src/main/jni/elf_util.cc
+++ b/lsplt/src/main/jni/elf_util.cc
@@ -152,15 +152,14 @@ Elf::Elf(uintptr_t base_addr) : base_addr_(base_addr) {
         case DT_HASH: {
             // ignore DT_HASH when ELF contains DT_GNU_HASH hash table
             if (bloom_) continue;
-            auto *raw = reinterpret_cast<ElfW(Word) *>(bias_addr_, dynamic->d_un.d_ptr);
+            auto *raw = reinterpret_cast<ElfW(Word) *>(bias_addr_ + dynamic->d_un.d_ptr);
             bucket_count_ = raw[0];
-            chain_count_ = raw[1];
             bucket_ = raw + 2;
             chain_ = bucket_ + bucket_count_;
             break;
         }
         case DT_GNU_HASH: {
-            auto *raw = reinterpret_cast<ElfW(Word) *>(bias_addr_, dynamic->d_un.d_ptr);
+            auto *raw = reinterpret_cast<ElfW(Word) *>(bias_addr_ + dynamic->d_un.d_ptr);
             bucket_count_ = raw[0];
             sym_offset_ = raw[1];
             bloom_size_ = raw[2];
diff --git a/lsplt/src/main/jni/elf_util.hpp b/lsplt/src/main/jni/elf_util.hpp
index 23f8021..86c0510 100644
--- a/lsplt/src/main/jni/elf_util.hpp
+++ b/lsplt/src/main/jni/elf_util.hpp
@@ -29,7 +29,6 @@ class Elf {
     uint32_t *bucket_ = nullptr;
     uint32_t bucket_count_ = 0;
     uint32_t *chain_ = nullptr;
-    uint32_t chain_count_ = 0;  // invalid for GNU hash
 
     // append for GNU hash
     uint32_t sym_offset_ = 0;