diff options
Diffstat (limited to 'fs/overlayfs/inode.c')
| -rw-r--r-- | fs/overlayfs/inode.c | 18 |
1 files changed, 7 insertions, 11 deletions
diff --git a/fs/overlayfs/inode.c b/fs/overlayfs/inode.c index c3c96b4b3b33..5e828a1c98a8 100644 --- a/fs/overlayfs/inode.c +++ b/fs/overlayfs/inode.c @@ -97,7 +97,7 @@ out: return err; } -static int ovl_map_dev_ino(struct dentry *dentry, struct kstat *stat, int fsid) +static void ovl_map_dev_ino(struct dentry *dentry, struct kstat *stat, int fsid) { bool samefs = ovl_same_fs(dentry->d_sb); unsigned int xinobits = ovl_xino_bits(dentry->d_sb); @@ -110,21 +110,21 @@ static int ovl_map_dev_ino(struct dentry *dentry, struct kstat *stat, int fsid) * which is friendly to du -x. */ stat->dev = dentry->d_sb->s_dev; - return 0; + return; } else if (xinobits) { /* * All inode numbers of underlying fs should not be using the * high xinobits, so we use high xinobits to partition the * overlay st_ino address space. The high bits holds the fsid * (upper fsid is 0). The lowest xinobit is reserved for mapping - * the non-peresistent inode numbers range in case of overflow. + * the non-persistent inode numbers range in case of overflow. * This way all overlay inode numbers are unique and use the * overlay st_dev. */ if (likely(!(stat->ino >> xinoshift))) { stat->ino |= ((u64)fsid) << (xinoshift + 1); stat->dev = dentry->d_sb->s_dev; - return 0; + return; } else if (ovl_xino_warn(dentry->d_sb)) { pr_warn_ratelimited("inode number too big (%pd2, ino=%llu, xinobits=%d)\n", dentry, stat->ino, xinobits); @@ -153,8 +153,6 @@ static int ovl_map_dev_ino(struct dentry *dentry, struct kstat *stat, int fsid) */ stat->dev = OVL_FS(dentry->d_sb)->fs[fsid].pseudo_dev; } - - return 0; } int ovl_getattr(struct user_namespace *mnt_userns, const struct path *path, @@ -253,9 +251,7 @@ int ovl_getattr(struct user_namespace *mnt_userns, const struct path *path, } } - err = ovl_map_dev_ino(dentry, stat, fsid); - if (err) - goto out; + ovl_map_dev_ino(dentry, stat, fsid); /* * It's probably not worth it to count subdirs to get the @@ -410,7 +406,7 @@ static bool ovl_can_list(struct super_block *sb, const char *s) if (ovl_is_private_xattr(sb, s)) return false; - /* List all non-trusted xatts */ + /* List all non-trusted xattrs */ if (strncmp(s, XATTR_TRUSTED_PREFIX, XATTR_TRUSTED_PREFIX_LEN) != 0) return true; @@ -615,7 +611,7 @@ static const struct address_space_operations ovl_aops = { * stackable i_mutex locks according to stack level of the super * block instance. An overlayfs instance can never be in stack * depth 0 (there is always a real fs below it). An overlayfs - * inode lock will use the lockdep annotaion ovl_i_mutex_key[depth]. + * inode lock will use the lockdep annotation ovl_i_mutex_key[depth]. * * For example, here is a snip from /proc/lockdep_chains after * dir_iterate of nested overlayfs: |