1 files changed, 12 insertions, 7 deletions

diff --git a/fs/f2fs/debug.c b/fs/f2fs/debug.c
index fd7f170e2f2d..99e9a5c37b71 100644
--- a/fs/f2fs/debug.c
+++ b/fs/f2fs/debug.c
@@ -96,8 +96,10 @@ static void update_general_status(struct f2fs_sb_info *sbi)
         si->free_secs = free_sections(sbi);
         si->prefree_count = prefree_segments(sbi);
         si->dirty_count = dirty_segments(sbi);
-        si->node_pages = NODE_MAPPING(sbi)->nrpages;
-        si->meta_pages = META_MAPPING(sbi)->nrpages;
+        if (sbi->node_inode)
+                si->node_pages = NODE_MAPPING(sbi)->nrpages;
+        if (sbi->meta_inode)
+                si->meta_pages = META_MAPPING(sbi)->nrpages;
         si->nats = NM_I(sbi)->nat_cnt;
         si->dirty_nats = NM_I(sbi)->dirty_nat_cnt;
         si->sits = MAIN_SEGS(sbi);
@@ -175,7 +177,6 @@ static void update_sit_info(struct f2fs_sb_info *sbi)
 static void update_mem_info(struct f2fs_sb_info *sbi)
 {
         struct f2fs_stat_info *si = F2FS_STAT(sbi);
-        unsigned npages;
         int i;
 
         if (si->base_mem)
@@ -258,10 +259,14 @@ get_cache:
                                                 sizeof(struct extent_node);
 
         si->page_mem = 0;
-        npages = NODE_MAPPING(sbi)->nrpages;
-        si->page_mem += (unsigned long long)npages << PAGE_SHIFT;
-        npages = META_MAPPING(sbi)->nrpages;
-        si->page_mem += (unsigned long long)npages << PAGE_SHIFT;
+        if (sbi->node_inode) {
+                unsigned npages = NODE_MAPPING(sbi)->nrpages;
+                si->page_mem += (unsigned long long)npages << PAGE_SHIFT;
+        }
+        if (sbi->meta_inode) {
+                unsigned npages = META_MAPPING(sbi)->nrpages;
+                si->page_mem += (unsigned long long)npages << PAGE_SHIFT;
+        }
 }
 
 static int stat_show(struct seq_file *s, void *v)