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

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
...@@ -985,6 +985,14 @@ static int dsa_suspend(struct device *d) ...@@ -985,6 +985,14 @@ static int dsa_suspend(struct device *d)
struct dsa_switch_tree *dst = platform_get_drvdata(pdev); struct dsa_switch_tree *dst = platform_get_drvdata(pdev);
int i, ret = 0; 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++) { for (i = 0; i < dst->pd->nr_chips; i++) {
struct dsa_switch *ds = dst->ds[i]; struct dsa_switch *ds = dst->ds[i];
......
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