mirror of
https://github.com/yuzu-emu/yuzu.git
synced 2024-08-23 21:07:19 +02:00
nvhost_nvdec_common: Avoid memcpy with null pointers
Avoid sending null pointer to memcpy as reported by Undefined Behavious Sanitizer. Co-authored-by: LC <mathew1800@gmail.com>
This commit is contained in:
parent
69b2dbdffd
commit
2cc42e40c5
@ -23,17 +23,22 @@ namespace {
|
||||
template <typename T>
|
||||
std::size_t SpliceVectors(const std::vector<u8>& input, std::vector<T>& dst, std::size_t count,
|
||||
std::size_t offset) {
|
||||
std::memcpy(dst.data(), input.data() + offset, count * sizeof(T));
|
||||
offset += count * sizeof(T);
|
||||
return offset;
|
||||
if (!dst.empty()) {
|
||||
std::memcpy(dst.data(), input.data() + offset, count * sizeof(T));
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
|
||||
// Write vectors will write data to the output buffer
|
||||
template <typename T>
|
||||
std::size_t WriteVectors(std::vector<u8>& dst, const std::vector<T>& src, std::size_t offset) {
|
||||
std::memcpy(dst.data() + offset, src.data(), src.size() * sizeof(T));
|
||||
offset += src.size() * sizeof(T);
|
||||
return offset;
|
||||
if (src.empty()) {
|
||||
return 0;
|
||||
} else {
|
||||
std::memcpy(dst.data() + offset, src.data(), src.size() * sizeof(T));
|
||||
offset += src.size() * sizeof(T);
|
||||
return offset;
|
||||
}
|
||||
}
|
||||
} // Anonymous namespace
|
||||
|
||||
|
Loading…
Reference in New Issue
Block a user