io_uring/net: ensure compat import handlers clear free_iov

[platform/kernel/linux-starfive.git] / io_uring / kbuf.h

diff --git a/io_uring/kbuf.h b/io_uring/kbuf.h
index d6af208..c23e15d 100644 (file)
--- a/io_uring/kbuf.h
+++ b/io_uring/kbuf.h
@@ -86,14 +86,6 @@ static inline bool io_do_buffer_select(struct io_kiocb *req)
 
 static inline void io_kbuf_recycle(struct io_kiocb *req, unsigned issue_flags)
 {
-       /*
-        * READV uses fields in `struct io_rw` (len/addr) to stash the selected
-        * buffer data. However if that buffer is recycled the original request
-        * data stored in addr is lost. Therefore forbid recycling for now.
-        */
-       if (req->opcode == IORING_OP_READV)
-               return;
-
        if (req->flags & REQ_F_BUFFER_SELECTED)
                io_kbuf_recycle_legacy(req, issue_flags);
        if (req->flags & REQ_F_BUFFER_RING)