net: thunderx: Fix for crash while BGX teardown
Cortina phy does not have kernel driver and we don't attach device with phy layer for intefaces like XFI, XLAUI etc, Hence check for interface type before calling disconnect. Signed-off-by: Thanneeru Srinivasulu <tsrinivasulu@caviumnetworks.com> Signed-off-by: Aleksey Makarov <aleksey.makarov@caviumnetworks.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -673,7 +673,10 @@ static void bgx_lmac_disable(struct bgx *bgx, u8 lmacid)
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bgx_reg_write(bgx, lmacid, BGX_CMRX_CFG, cmrx_cfg);
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bgx_flush_dmac_addrs(bgx, lmacid);
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if (lmac->phydev)
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if ((bgx->lmac_type != BGX_MODE_XFI) &&
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(bgx->lmac_type != BGX_MODE_XLAUI) &&
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(bgx->lmac_type != BGX_MODE_40G_KR) &&
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(bgx->lmac_type != BGX_MODE_10G_KR) && lmac->phydev)
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phy_disconnect(lmac->phydev);
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lmac->phydev = NULL;
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