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Commit b0dc635d authored by Neil Armstrong's avatar Neil Armstrong Committed by David S. Miller
Browse files

net: dsa: cleanup resources upon module removal 



Make sure that we unassign the master_netdev dsa_ptr to make the packet
processing go through the regular Ethernet receive path.

Suggested-by: default avatarFlorian Fainelli <f.fainelli@gmail.com>
Signed-off-by: default avatarNeil Armstrong <narmstrong@baylibre.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 4baee937

net/dsa/dsa.c

+8 −0
Original line number Diff line number Diff line
@@ -985,6 +985,14 @@ static int dsa_suspend(struct device *d) 
	struct dsa_switch_tree *dst = platform_get_drvdata(pdev);

	int i, ret = 0;



	dst->master_netdev->dsa_ptr = NULL;



	/* If we used a tagging format that doesn't have an ethertype

	 * field, make sure that all packets from this point get sent

	 * without the tag and go through the regular receive path.

	 */

	wmb();



	for (i = 0; i < dst->pd->nr_chips; i++) {

		struct dsa_switch *ds = dst->ds[i];