AMD64 - Refactor uio_resid and size_t assumptions.

[dragonfly.git] / sys / netgraph7 / ng_device.c

diff --git a/sys/netgraph7/ng_device.c b/sys/netgraph7/ng_device.c
index 3705d8f..8d21d94 100644 (file)
--- a/sys/netgraph7/ng_device.c
+++ b/sys/netgraph7/ng_device.c
@@ -463,7 +463,7 @@ ngdwrite(struct cdev *dev, struct uio *uio, int flag)
        if (uio->uio_resid == 0)
                return (0);
 
-       if (uio->uio_resid < 0 || uio->uio_resid > IP_MAXPACKET)
+       if (uio->uio_resid > IP_MAXPACKET)
                return (EIO);
 
        if ((m = m_uiotombuf(uio, MB_DONTWAIT, 0, 0, M_PKTHDR)) == NULL)