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-rw-r--r--fs/ioprio.c4
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;
}