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AP_Terrain: leave ENABLE as 1 if memory alloc fails

This commit is contained in:
Randy Mackay 2019-11-09 09:47:01 +09:00 committed by Andrew Tridgell
parent d790fe2241
commit 758cb6e942
1 changed files with 1 additions and 3 deletions
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4
libraries/AP_Terrain/AP_Terrain.cpp
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@ -376,7 +376,7 @@ void AP_Terrain::log_terrain_data()
*/
bool AP_Terrain::allocate(void)
{
if (enable == 0) {
if (enable == 0 || memory_alloc_failed) {
return false;
}
if (cache != nullptr) {
@ -384,13 +384,11 @@ bool AP_Terrain::allocate(void)
}
cache = (struct grid_cache *)calloc(TERRAIN_GRID_BLOCK_CACHE_SIZE, sizeof(cache[0]));
if (cache == nullptr) {
enable.set(0);
gcs().send_text(MAV_SEVERITY_CRITICAL, "Terrain: Allocation failed");
memory_alloc_failed = true;
return false;
}
cache_size = TERRAIN_GRID_BLOCK_CACHE_SIZE;
memory_alloc_failed = false;
return true;
}