Cleanup: remove unreachable return values

source/blender/editors/space_file/filelist.cc

@@ -2233,31 +2233,26 @@ static bool filelist_file_cache_block_create(FileList *filelist,
 {
   FileListEntryCache *cache = &filelist->filelist_cache;
 
-  {
   int i, idx;
 
   for (i = 0, idx = start_index; i < size; i++, idx++, cursor++) {
     FileDirEntry *entry;
 
     /* That entry might have already been requested and stored in misc cache... */
-      if ((entry = static_cast<FileDirEntry *>(BLI_ghash_popkey(
-               cache->misc_entries, POINTER_FROM_INT(idx), nullptr))) == nullptr) {
+    if ((entry = static_cast<FileDirEntry *>(
+             BLI_ghash_popkey(cache->misc_entries, POINTER_FROM_INT(idx), nullptr))) == nullptr) {
       entry = filelist_file_create_entry(filelist, idx);
       BLI_ghash_insert(cache->uids, POINTER_FROM_UINT(entry->uid), entry);
     }
     cache->block_entries[cursor] = entry;
   }
   return true;
-  }
-
-  return false;
 }
 
 static void filelist_file_cache_block_release(FileList *filelist, const int size, int cursor)
 {
   FileListEntryCache *cache = &filelist->filelist_cache;
 
-  {
   int i;
 
   for (i = 0; i < size; i++, cursor++) {
@@ -2273,7 +2268,6 @@ static void filelist_file_cache_block_release(FileList *filelist, const int size
     cache->block_entries[cursor] = nullptr;
 #endif
   }
-  }
 }
 
 bool filelist_file_cache_block(FileList *filelist, const int index)

source/blender/modifiers/intern/MOD_particleinstance.cc

@@ -180,8 +180,6 @@ static bool particle_skip(ParticleInstanceModifierData *pimd, ParticleSystem *ps
   }
 
   return true;
-
-  return false;
 }
 
 static void store_float_in_vcol(MLoopCol *vcol, float float_value)