diff --git a/fs/smb/server/smb2pdu.c b/fs/smb/server/smb2pdu.c
index 554214fca5b7..21d0416f1101 100644
--- a/fs/smb/server/smb2pdu.c
+++ b/fs/smb/server/smb2pdu.c
@@ -6951,6 +6951,7 @@ int smb2_lock(struct ksmbd_work *work)
 		if (lock_start > U64_MAX - lock_length) {
 			pr_err("Invalid lock range requested\n");
 			rsp->hdr.Status = STATUS_INVALID_LOCK_RANGE;
+			locks_free_lock(flock);
 			goto out;
 		}
 
@@ -6970,6 +6971,7 @@ int smb2_lock(struct ksmbd_work *work)
 				    "the end offset(%llx) is smaller than the start offset(%llx)\n",
 				    flock->fl_end, flock->fl_start);
 			rsp->hdr.Status = STATUS_INVALID_LOCK_RANGE;
+			locks_free_lock(flock);
 			goto out;
 		}
 
@@ -6981,6 +6983,7 @@ int smb2_lock(struct ksmbd_work *work)
 				    flock->fl_type != F_UNLCK) {
 					pr_err("conflict two locks in one request\n");
 					err = -EINVAL;
+					locks_free_lock(flock);
 					goto out;
 				}
 			}
@@ -6989,6 +6992,7 @@ int smb2_lock(struct ksmbd_work *work)
 		smb_lock = smb2_lock_init(flock, cmd, flags, &lock_list);
 		if (!smb_lock) {
 			err = -EINVAL;
+			locks_free_lock(flock);
 			goto out;
 		}
 	}