BugLink: https://bugs.launchpad.net/bugs/1838700
[ Upstream commit
d37acd5aa99c57505b64913e0e2624ec3daed8c5 ]
Use a safe strscpy call to copy the ethtool stat strings into the
relevant buffers, instead of a memcpy that will be accessing
out-of-bound data.
Fixes: 118d6298f6f0 ("net: mvpp2: add ethtool GOP statistics")
Signed-off-by: Maxime Chevallier <maxime.chevallier@bootlin.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Kamal Mostafa <kamal@canonical.com>
Signed-off-by: Khalid Elmously <khalid.elmously@canonical.com>
int i;
for (i = 0; i < ARRAY_SIZE(mvpp2_ethtool_regs); i++)
- memcpy(data + i * ETH_GSTRING_LEN,
- &mvpp2_ethtool_regs[i].string, ETH_GSTRING_LEN);
+ strscpy(data + i * ETH_GSTRING_LEN,
+ mvpp2_ethtool_regs[i].string, ETH_GSTRING_LEN);
}
}