1 files changed, 4 insertions, 0 deletions

diff --git a/fs/ioprio.c b/fs/ioprio.c
index d6ff77e8e7e..e4e01bc7f33 100644
--- a/fs/ioprio.c
+++ b/fs/ioprio.c
@@ -78,6 +78,10 @@ asmlinkage long sys_ioprio_set(int which, int who, int ioprio)
                         if (!capable(CAP_SYS_ADMIN))
                                 return -EPERM;
                         break;
+                case IOPRIO_CLASS_NONE:
+                        if (data)
+                                return -EINVAL;
+                        break;
                 default:
                         return -EINVAL;
         }