mds/MDCache.cc: init 'default_file_layout' in ctor

Fix for:

CID 717237 (#1 of 1): Uninitialized scalar field (UNINIT_CTOR)
 uninit_member: Non-static class member field default_file_layout.fl_pg_pool
  is not initialized in this constructor nor in any functions that it calls.
 uninit_member: Non-static class member field default_file_layout.fl_stripe_unit
  is not initialized in this constructor nor in any functions that it calls.
 uninit_member: Non-static class member field default_file_layout.fl_stripe_count
  is not initialized in this constructor nor in any functions that it calls.
 uninit_member: Non-static class member field default_file_layout.fl_object_size
  is not initialized in this constructor nor in any functions that it calls.
 uninit_member: Non-static class member field default_file_layout.fl_cas_hash
  is not initialized in this constructor nor in any functions that it calls.
 uninit_member: Non-static class member field default_file_layout.fl_object_stripe_unit
  is not initialized in this constructor nor in any functions that it calls.
 uninit_member: Non-static class member field default_file_layout.fl_unused
 is not initialized in this constructor nor in any functions that it calls.

Signed-off-by: Danny Al-Gaaf <danny.al-gaaf@bisect.de>

diff --git a/src/mds/MDCache.cc b/src/mds/MDCache.cc
index 1cf5161aa0bb181ad064fd32470e2378f5c9aadb..6189d72dc9909a7fe9db6ae1eb7b5e57f5cdc8c3 100644 (file)
--- a/src/mds/MDCache.cc
+++ b/src/mds/MDCache.cc
@@ -212,6 +212,7 @@ MDCache::MDCache(MDS *m) :
 
   decayrate.set_halflife(g_conf->mds_decay_halflife);
 
+  memset(&default_file_layout, 0, sizeof(default_file_layout));
   memset(&default_log_layout, 0, sizeof(default_log_layout));
 
   did_shutdown_log_cap = false;