From 853bede848733dee1ce41ecced775d426fe245fa Mon Sep 17 00:00:00 2001 From: Antoine Tenart Date: Thu, 25 Jun 2020 17:42:04 +0200 Subject: [PATCH] net: phy: mscc: macsec: fix sparse warnings This patch fixes the following sparse warnings when building MACsec support in the MSCC PHY driver. mscc_macsec.c:393:42: warning: cast from restricted sci_t mscc_macsec.c:395:42: warning: restricted sci_t degrades to integer mscc_macsec.c:402:42: warning: restricted __be16 degrades to integer mscc_macsec.c:608:34: warning: cast from restricted sci_t mscc_macsec.c:610:34: warning: restricted sci_t degrades to integer Signed-off-by: Antoine Tenart Reviewed-by: Andrew Lunn Signed-off-by: David S. Miller --- drivers/net/phy/mscc/mscc_macsec.c | 12 +++++++----- 1 file changed, 7 insertions(+), 5 deletions(-) diff --git a/drivers/net/phy/mscc/mscc_macsec.c b/drivers/net/phy/mscc/mscc_macsec.c index 713c62b1d1f0..77c8c2fb28de 100644 --- a/drivers/net/phy/mscc/mscc_macsec.c +++ b/drivers/net/phy/mscc/mscc_macsec.c @@ -385,21 +385,23 @@ static void vsc8584_macsec_flow(struct phy_device *phydev, } if (bank == MACSEC_INGR && flow->match.sci && flow->rx_sa->sc->sci) { + u64 sci = (__force u64)flow->rx_sa->sc->sci; + match |= MSCC_MS_SAM_MISC_MATCH_TCI(BIT(3)); mask |= MSCC_MS_SAM_MASK_TCI_MASK(BIT(3)) | MSCC_MS_SAM_MASK_SCI_MASK; vsc8584_macsec_phy_write(phydev, bank, MSCC_MS_SAM_MATCH_SCI_LO(idx), - lower_32_bits(flow->rx_sa->sc->sci)); + lower_32_bits(sci)); vsc8584_macsec_phy_write(phydev, bank, MSCC_MS_SAM_MATCH_SCI_HI(idx), - upper_32_bits(flow->rx_sa->sc->sci)); + upper_32_bits(sci)); } if (flow->match.etype) { mask |= MSCC_MS_SAM_MASK_MAC_ETYPE_MASK; vsc8584_macsec_phy_write(phydev, bank, MSCC_MS_SAM_MAC_SA_MATCH_HI(idx), - MSCC_MS_SAM_MAC_SA_MATCH_HI_ETYPE(htons(flow->etype))); + MSCC_MS_SAM_MAC_SA_MATCH_HI_ETYPE((__force u32)htons(flow->etype))); } match |= MSCC_MS_SAM_MISC_MATCH_PRIORITY(flow->priority); @@ -545,7 +547,7 @@ static int vsc8584_macsec_transformation(struct phy_device *phydev, int i, ret, index = flow->index; u32 rec = 0, control = 0; u8 hkey[16]; - sci_t sci; + u64 sci; ret = vsc8584_macsec_derive_key(flow->key, priv->secy->key_len, hkey); if (ret) @@ -603,7 +605,7 @@ static int vsc8584_macsec_transformation(struct phy_device *phydev, priv->secy->replay_window); /* Set the input vectors */ - sci = bank == MACSEC_INGR ? flow->rx_sa->sc->sci : priv->secy->sci; + sci = (__force u64)(bank == MACSEC_INGR ? flow->rx_sa->sc->sci : priv->secy->sci); vsc8584_macsec_phy_write(phydev, bank, MSCC_MS_XFORM_REC(index, rec++), lower_32_bits(sci)); vsc8584_macsec_phy_write(phydev, bank, MSCC_MS_XFORM_REC(index, rec++), -- 2.11.0