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mpc86xx: protect memcpy to bad address if a mac-address is missing from dt
Signed-off-by: Kim Phillips <kim.phillips@freescale.com> Signed-off-by: Jon Loeliger <jdl@freescale.com>
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parent
14da5f7675
commit
7dbdf28b8b
1 changed files with 8 additions and 4 deletions
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@ -280,22 +280,26 @@ ft_cpu_setup(void *blob, bd_t *bd)
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#if defined(CONFIG_MPC86XX_TSEC1)
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p = ft_get_prop(blob, "/" OF_SOC "/ethernet@24000/mac-address", &len);
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memcpy(p, bd->bi_enetaddr, 6);
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if (p != NULL)
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memcpy(p, bd->bi_enetaddr, 6);
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#endif
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#if defined(CONFIG_MPC86XX_TSEC2)
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p = ft_get_prop(blob, "/" OF_SOC "/ethernet@25000/mac-address", &len);
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memcpy(p, bd->bi_enet1addr, 6);
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if (p != NULL)
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memcpy(p, bd->bi_enet1addr, 6);
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#endif
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#if defined(CONFIG_MPC86XX_TSEC3)
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p = ft_get_prop(blob, "/" OF_SOC "/ethernet@26000/mac-address", &len);
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memcpy(p, bd->bi_enet2addr, 6);
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if (p != NULL)
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memcpy(p, bd->bi_enet2addr, 6);
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#endif
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#if defined(CONFIG_MPC86XX_TSEC4)
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p = ft_get_prop(blob, "/" OF_SOC "/ethernet@27000/mac-address", &len);
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memcpy(p, bd->bi_enet3addr, 6);
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if (p != NULL)
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memcpy(p, bd->bi_enet3addr, 6);
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#endif
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}
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