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[netdevice] Fix misleading comment on netdev_rx()

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Unlike netdev_rx_err(), there is no valid circumstance under which
netdev_rx() may be called with a null I/O buffer, since a call to
netdev_rx() represents the successful reception of a packet.  Fix the
code comment to reflect this.

Signed-off-by: Michael Brown <mcb30@ipxe.org>
This commit is contained in:
Michael Brown
2020-11-29 11:23:41 +00:00
parent 9ff61ab28d
commit a2e5cf1a3f
1 changed files with 1 additions and 1 deletions
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2
src/net/netdevice.c
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@@ -478,7 +478,7 @@ static void netdev_tx_flush ( struct net_device *netdev ) {
* Add packet to receive queue * Add packet to receive queue
* *
* @v netdev Network device * @v netdev Network device
* @v iobuf I/O buffer, or NULL * @v iobuf I/O buffer
* *
* The packet is added to the network device's RX queue. This * The packet is added to the network device's RX queue. This
* function takes ownership of the I/O buffer. * function takes ownership of the I/O buffer.