1 files changed, 2 insertions, 2 deletions

diff --git a/fs/sysfs/inode.c b/fs/sysfs/inode.c
index 1a81ebce20e9..dbd820f9aeed 100644
--- a/fs/sysfs/inode.c
+++ b/fs/sysfs/inode.c
@@ -215,7 +215,7 @@ static inline void orphan_all_buffers(struct inode *node)
         struct sysfs_buffer_collection *set = node->i_private;
         struct sysfs_buffer *buf;
 
-        mutex_lock(&node->i_mutex);
+        mutex_lock_nested(&node->i_mutex, I_MUTEX_CHILD);
         if (node->i_private) {
                 list_for_each_entry(buf, &set->associates, associates) {
                         down(&buf->sem);
@@ -272,7 +272,7 @@ int sysfs_hash_and_remove(struct dentry * dir, const char * name)
                 return -ENOENT;
 
         parent_sd = dir->d_fsdata;
-        mutex_lock(&dir->d_inode->i_mutex);
+        mutex_lock_nested(&dir->d_inode->i_mutex, I_MUTEX_PARENT);
         list_for_each_entry(sd, &parent_sd->s_children, s_sibling) {
                 if (!sd->s_element)
                         continue;