mirror/esphome
1
0
Fork 0
mirror of https://github.com/esphome/esphome.git synced 2026-02-26 14:03:14 -07:00
Code Issues Packages Projects Releases Wiki Activity

Keep early guard to avoid stack buffer allocation

Browse Source
This commit is contained in:
J. Nick Koston
2026-02-09 09:26:29 -06:00
parent dfb0c8670d
commit 2784059a64
1 changed files with 5 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
esphome/components/ld2412/ld2412.cpp
View File

@@ -310,8 +310,12 @@ void LD2412Component::restart_and_read_all_info() {
}
void LD2412Component::loop() {
// Read all available bytes in batches to reduce UART call overhead.
int avail = this->available();
if (avail <= 0) {
return;
}
// Read all available bytes in batches to reduce UART call overhead.
uint8_t buf[MAX_LINE_LENGTH];
while (avail > 0) {
size_t to_read = std::min(static_cast<size_t>(avail), sizeof(buf));