diff --git a/fs/sdcardfs/dentry.c b/fs/sdcardfs/dentry.c
index 971928ab6c21..e6f8e9edf8a9 100644
--- a/fs/sdcardfs/dentry.c
+++ b/fs/sdcardfs/dentry.c
@@ -76,10 +76,10 @@ static int sdcardfs_d_revalidate(struct dentry *dentry, unsigned int flags)
 
 	if (dentry < lower_dentry) {
 		spin_lock(&dentry->d_lock);
-		spin_lock(&lower_dentry->d_lock);
+		spin_lock_nested(&lower_dentry->d_lock, DENTRY_D_LOCK_NESTED);
 	} else {
 		spin_lock(&lower_dentry->d_lock);
-		spin_lock(&dentry->d_lock);
+		spin_lock_nested(&dentry->d_lock, DENTRY_D_LOCK_NESTED);
 	}
 
 	if (dentry->d_name.len != lower_dentry->d_name.len) {