1 files changed, 13 insertions, 0 deletions

diff --git a/fs/cifs/smb2ops.c b/fs/cifs/smb2ops.c
index ecff4d6e4b16..0215e60267e2 100644
--- a/fs/cifs/smb2ops.c
+++ b/fs/cifs/smb2ops.c
@@ -748,6 +748,16 @@ smb2_create_lease_buf(u8 *lease_key, u8 oplock)
         return (char *)buf;
 }
 
+static __u8
+smb2_parse_lease_buf(void *buf)
+{
+        struct create_lease *lc = (struct create_lease *)buf;
+
+        if (lc->lcontext.LeaseFlags & SMB2_LEASE_FLAG_BREAK_IN_PROGRESS)
+                return SMB2_OPLOCK_LEVEL_NOCHANGE;
+        return le32_to_cpu(lc->lcontext.LeaseState);
+}
+
 struct smb_version_operations smb20_operations = {
         .compare_fids = smb2_compare_fids,
         .setup_request = smb2_setup_request,
@@ -816,6 +826,7 @@ struct smb_version_operations smb20_operations = {
         .is_read_op = smb2_is_read_op,
         .set_oplock_level = smb2_set_oplock_level,
         .create_lease_buf = smb2_create_lease_buf,
+        .parse_lease_buf = smb2_parse_lease_buf,
 };
 
 struct smb_version_operations smb21_operations = {
@@ -886,6 +897,7 @@ struct smb_version_operations smb21_operations = {
         .is_read_op = smb21_is_read_op,
         .set_oplock_level = smb21_set_oplock_level,
         .create_lease_buf = smb2_create_lease_buf,
+        .parse_lease_buf = smb2_parse_lease_buf,
 };
 
 struct smb_version_operations smb30_operations = {
@@ -958,6 +970,7 @@ struct smb_version_operations smb30_operations = {
         .is_read_op = smb21_is_read_op,
         .set_oplock_level = smb21_set_oplock_level,
         .create_lease_buf = smb2_create_lease_buf,
+        .parse_lease_buf = smb2_parse_lease_buf,
 };
 
 struct smb_version_values smb20_values = {