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net: phy: mscc: initialize stats array

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The memory allocated for the stats array may contain arbitrary data.

Fixes: e4f9ba642f ("net: phy: mscc: add support for VSC8514 PHY.")
Fixes: 00d70d8e0e ("net: phy: mscc: add support for VSC8574 PHY")
Fixes: a5afc16780 ("net: phy: mscc: add support for VSC8584 PHY")
Fixes: f76178dc52 ("net: phy: mscc: add ethtool statistics counters")
Signed-off-by: Andreas Schwab <schwab@suse.de>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Andreas Schwab 2019-07-24 17:32:57 +02:00 committed by David S. Miller
parent c7fa7f567c
commit f972037e71
1 changed files with 8 additions and 8 deletions
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16
drivers/net/phy/mscc.c
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@ -2226,8 +2226,8 @@ static int vsc8514_probe(struct phy_device *phydev)
vsc8531->supp_led_modes = VSC85XX_SUPP_LED_MODES;
vsc8531->hw_stats = vsc85xx_hw_stats;
vsc8531->nstats = ARRAY_SIZE(vsc85xx_hw_stats);
vsc8531->stats = devm_kmalloc_array(&phydev->mdio.dev, vsc8531->nstats,
sizeof(u64), GFP_KERNEL);
vsc8531->stats = devm_kcalloc(&phydev->mdio.dev, vsc8531->nstats,
sizeof(u64), GFP_KERNEL);
if (!vsc8531->stats)
return -ENOMEM;
@ -2251,8 +2251,8 @@ static int vsc8574_probe(struct phy_device *phydev)
vsc8531->supp_led_modes = VSC8584_SUPP_LED_MODES;
vsc8531->hw_stats = vsc8584_hw_stats;
vsc8531->nstats = ARRAY_SIZE(vsc8584_hw_stats);
vsc8531->stats = devm_kmalloc_array(&phydev->mdio.dev, vsc8531->nstats,
sizeof(u64), GFP_KERNEL);
vsc8531->stats = devm_kcalloc(&phydev->mdio.dev, vsc8531->nstats,
sizeof(u64), GFP_KERNEL);
if (!vsc8531->stats)
return -ENOMEM;
@ -2281,8 +2281,8 @@ static int vsc8584_probe(struct phy_device *phydev)
vsc8531->supp_led_modes = VSC8584_SUPP_LED_MODES;
vsc8531->hw_stats = vsc8584_hw_stats;
vsc8531->nstats = ARRAY_SIZE(vsc8584_hw_stats);
vsc8531->stats = devm_kmalloc_array(&phydev->mdio.dev, vsc8531->nstats,
sizeof(u64), GFP_KERNEL);
vsc8531->stats = devm_kcalloc(&phydev->mdio.dev, vsc8531->nstats,
sizeof(u64), GFP_KERNEL);
if (!vsc8531->stats)
return -ENOMEM;
@ -2311,8 +2311,8 @@ static int vsc85xx_probe(struct phy_device *phydev)
vsc8531->supp_led_modes = VSC85XX_SUPP_LED_MODES;
vsc8531->hw_stats = vsc85xx_hw_stats;
vsc8531->nstats = ARRAY_SIZE(vsc85xx_hw_stats);
vsc8531->stats = devm_kmalloc_array(&phydev->mdio.dev, vsc8531->nstats,
sizeof(u64), GFP_KERNEL);
vsc8531->stats = devm_kcalloc(&phydev->mdio.dev, vsc8531->nstats,
sizeof(u64), GFP_KERNEL);
if (!vsc8531->stats)
return -ENOMEM;