Fix crash in commit a69b7abe00fb818fd88f3cd04e7f9997ffd21072

diff --git a/src/serverenvironment.cpp b/src/serverenvironment.cpp
index 39cd7aa642f7d8427dd3f70e6c51915686048fc6..8989fb05fe0768400e300ab3f4b0cf805b0097b3 100644 (file)
--- a/src/serverenvironment.cpp
+++ b/src/serverenvironment.cpp
@@ -258,6 +258,7 @@ void LBMManager::applyLBMs(ServerEnvironment *env, MapBlock *block, u32 stamp)
        v3s16 pos;
        MapNode n;
        content_t c;
+       bool pos_valid; // dummy, we know it's valid
        auto it = getLBMsIntroducedAfter(stamp);
        for (; it != m_lbm_lookup.end(); ++it) {
                // Cache previous version to speedup lookup which has a very high performance
@@ -268,7 +269,7 @@ void LBMManager::applyLBMs(ServerEnvironment *env, MapBlock *block, u32 stamp)
                for (pos.X = 0; pos.X < MAP_BLOCKSIZE; pos.X++)
                        for (pos.Y = 0; pos.Y < MAP_BLOCKSIZE; pos.Y++)
                                for (pos.Z = 0; pos.Z < MAP_BLOCKSIZE; pos.Z++) {
-                                       n = block->getNodeNoCheck(pos, nullptr);
+                                       n = block->getNodeNoCheck(pos, &pos_valid);
                                        c = n.getContent();
 
                                        // If content_t are not matching perform an LBM lookup