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-rw-r--r--io_uring/nop.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/io_uring/nop.c b/io_uring/nop.c
index d956599a3c..1a4e312dfe 100644
--- a/io_uring/nop.c
+++ b/io_uring/nop.c
@@ -12,6 +12,8 @@
int io_nop_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe)
{
+ if (READ_ONCE(sqe->rw_flags))
+ return -EINVAL;
return 0;
}