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Fix issues reported by Coverity and clear windows warnings (#2467)

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Wenyong Huang 2023-08-17 10:54:02 +08:00 committed by GitHub
parent 4ce675aacd
commit e2f8721ec9
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GPG Key ID: 4AEE18F83AFDEB23
5 changed files with 21 additions and 14 deletions
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15
core/iwasm/compilation/aot_emit_aot_file.c
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@ -2605,9 +2605,16 @@ aot_resolve_stack_sizes(AOTCompContext *comp_ctx, AOTObjectData *obj_data)
while (!LLVMObjectFileIsSymbolIteratorAtEnd(obj_data->binary, sym_itr)) {
if ((name = LLVMGetSymbolName(sym_itr))
&& !strcmp(name, aot_stack_sizes_alias_name)) {
&& (!strcmp(name, aot_stack_sizes_alias_name)
/* symbol of COFF32 starts with "_" */
|| (obj_data->target_info.bin_type == AOT_COFF32_BIN_TYPE
&& !strncmp(name, "_", 1)
&& !strcmp(name + 1, aot_stack_sizes_alias_name)))) {
uint64 sz = LLVMGetSymbolSize(sym_itr);
if (sz != sizeof(uint32) * obj_data->func_count) {
if (sz != sizeof(uint32) * obj_data->func_count
/* sz of COFF64/COFF32 is 0, ignore the check */
&& obj_data->target_info.bin_type != AOT_COFF64_BIN_TYPE
&& obj_data->target_info.bin_type != AOT_COFF32_BIN_TYPE) {
aot_set_last_error("stack_sizes had unexpected size.");
goto fail;
}
@ -2642,10 +2649,6 @@ aot_resolve_stack_sizes(AOTCompContext *comp_ctx, AOTObjectData *obj_data)
goto fail;
}
}
if (addr > UINT32_MAX) {
aot_set_last_error("too large stack_sizes offset.");
goto fail;
}
/*
* Record section/offset and construct a copy of stack_sizes.
* aot_emit_object_data_section_info will emit this copy.

5
core/iwasm/interpreter/wasm_runtime.c
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@ -1913,8 +1913,9 @@ wasm_instantiate(WASMModule *module, WASMModuleInstance *parent,
}
if (memory_data) {
bh_memcpy_s(memory_data + base_offset, memory_size - base_offset,
data_seg->data, length);
bh_memcpy_s(memory_data + base_offset,
(uint32)memory_size - base_offset, data_seg->data,
length);
}
}

11
core/iwasm/libraries/lib-wasi-threads/tid_allocator.c
View File

@ -21,7 +21,8 @@ tid_allocator_init(TidAllocator *tid_allocator)
return false;
for (int64 i = tid_allocator->pos - 1; i >= 0; i--)
tid_allocator->ids[i] = TID_MIN + (tid_allocator->pos - 1 - i);
tid_allocator->ids[i] =
(uint32)(TID_MIN + (tid_allocator->pos - 1 - i));
return true;
}
@ -54,7 +55,8 @@ tid_allocator_get_tid(TidAllocator *tid_allocator)
LOG_ERROR("Overflow detected during realloc");
return -1;
}
int32 *tmp = wasm_runtime_realloc(tid_allocator->ids, realloc_size);
int32 *tmp =
wasm_runtime_realloc(tid_allocator->ids, (uint32)realloc_size);
if (tmp == NULL) {
LOG_ERROR("Thread ID allocator realloc failed");
return -1;
@ -64,7 +66,8 @@ tid_allocator_get_tid(TidAllocator *tid_allocator)
tid_allocator->pos = new_size - old_size;
tid_allocator->ids = tmp;
for (int64 i = tid_allocator->pos - 1; i >= 0; i--)
tid_allocator->ids[i] = TID_MIN + (tid_allocator->size - 1 - i);
tid_allocator->ids[i] =
(uint32)(TID_MIN + (tid_allocator->size - 1 - i));
}
// Pop available thread identifier from the stack
@ -77,4 +80,4 @@ tid_allocator_release_tid(TidAllocator *tid_allocator, int32 thread_id)
// Release thread identifier by pushing it into the stack
bh_assert(tid_allocator->pos < tid_allocator->size);
tid_allocator->ids[tid_allocator->pos++] = thread_id;
}
}

2
core/shared/platform/common/posix/posix_socket.c
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@ -275,7 +275,7 @@ os_socket_recv_from(bh_socket_t socket, void *buf, unsigned int len, int flags,
return -1;
}
}
else {
else if (src_addr) {
memset(src_addr, 0, sizeof(*src_addr));
}

2
product-mini/platforms/posix/main.c
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@ -330,7 +330,7 @@ load_native_lib(const char *name)
if (ret != 0) {
LOG_WARNING("warning: `init_native_lib` function from native "
"lib %s failed with %d",
name);
name, ret);
goto fail;
}
}