Commit ef9da46d authored Oct 01, 2020 by Heiner Kallweit Committed by David S. Miller Oct 01, 2020

r8169: fix data corruption issue on RTL8402



Petr reported that after resume from suspend RTL8402 partially
truncates incoming packets, and re-initializing register RxConfig
before the actual chip re-initialization sequence is needed to avoid
the issue.

Reported-by: Petr Tesarik <ptesarik@suse.cz>
Proposed-by: Petr Tesarik <ptesarik@suse.cz>
Tested-by: Petr Tesarik <ptesarik@suse.cz>
Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

parent bb13a800

drivers/net/ethernet/realtek/r8169_main.c

+4 −0

Original line number	Diff line number	Diff line
		@@ -4854,6 +4854,10 @@ static int __maybe_unused rtl8169_resume(struct device *device)
		if (!device_may_wakeup(tp_to_dev(tp)))
		clk_prepare_enable(tp->clk);

		/* Reportedly at least Asus X453MA truncates packets otherwise */
		if (tp->mac_version == RTL_GIGA_MAC_VER_37)
		rtl_init_rxcfg(tp);

		return rtl8169_net_resume(tp);
		}

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