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-rw-r--r--fs/f2fs/debug.c7
-rw-r--r--fs/f2fs/f2fs.h4
-rw-r--r--fs/f2fs/super.c6
3 files changed, 12 insertions, 5 deletions
diff --git a/fs/f2fs/debug.c b/fs/f2fs/debug.c
index 478e5d54154f..b0966f3b1c9a 100644
--- a/fs/f2fs/debug.c
+++ b/fs/f2fs/debug.c
@@ -406,20 +406,23 @@ void f2fs_destroy_stats(struct f2fs_sb_info *sbi)
kfree(si);
}
-void __init f2fs_create_root_stats(void)
+int __init f2fs_create_root_stats(void)
{
struct dentry *file;
f2fs_debugfs_root = debugfs_create_dir("f2fs", NULL);
if (!f2fs_debugfs_root)
- return;
+ return -ENOMEM;
file = debugfs_create_file("status", S_IRUGO, f2fs_debugfs_root,
NULL, &stat_fops);
if (!file) {
debugfs_remove(f2fs_debugfs_root);
f2fs_debugfs_root = NULL;
+ return -ENOMEM;
}
+
+ return 0;
}
void f2fs_destroy_root_stats(void)
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index 9db5500d63d9..3f1570c4fcf0 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -1987,7 +1987,7 @@ static inline struct f2fs_stat_info *F2FS_STAT(struct f2fs_sb_info *sbi)
int f2fs_build_stats(struct f2fs_sb_info *);
void f2fs_destroy_stats(struct f2fs_sb_info *);
-void __init f2fs_create_root_stats(void);
+int __init f2fs_create_root_stats(void);
void f2fs_destroy_root_stats(void);
#else
#define stat_inc_cp_count(si)
@@ -2015,7 +2015,7 @@ void f2fs_destroy_root_stats(void);
static inline int f2fs_build_stats(struct f2fs_sb_info *sbi) { return 0; }
static inline void f2fs_destroy_stats(struct f2fs_sb_info *sbi) { }
-static inline void __init f2fs_create_root_stats(void) { }
+static inline int __init f2fs_create_root_stats(void) { return 0; }
static inline void f2fs_destroy_root_stats(void) { }
#endif
diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c
index 3a65e0132352..67864ab376c8 100644
--- a/fs/f2fs/super.c
+++ b/fs/f2fs/super.c
@@ -1478,10 +1478,14 @@ static int __init init_f2fs_fs(void)
err = register_filesystem(&f2fs_fs_type);
if (err)
goto free_shrinker;
- f2fs_create_root_stats();
+ err = f2fs_create_root_stats();
+ if (err)
+ goto free_filesystem;
f2fs_proc_root = proc_mkdir("fs/f2fs", NULL);
return 0;
+free_filesystem:
+ unregister_filesystem(&f2fs_fs_type);
free_shrinker:
unregister_shrinker(&f2fs_shrinker_info);
free_crypto: