diff --git a/fs/io_uring.c b/fs/io_uring.c
index 1023f7b44cea..a2a7c65a77aa 100644
--- a/fs/io_uring.c
+++ b/fs/io_uring.c
@@ -4499,7 +4499,8 @@ static int __io_compat_recvmsg_copy_hdr(struct io_kiocb *req,
 			return -EFAULT;
 		if (clen < 0)
 			return -EINVAL;
-		sr->len = iomsg->iov[0].iov_len;
+		sr->len = clen;
+		iomsg->iov[0].iov_len = clen;
 		iomsg->iov = NULL;
 	} else {
 		ret = __import_iovec(READ, (struct iovec __user *)uiov, len,