Commit 46cdedf2 authored by Jakub Kicinski's avatar Jakub Kicinski Committed by David S. Miller

ethtool: pse-pd: fix null-deref on genl_info in dump

ethnl_default_dump_one() passes NULL as info.

It's correct not to set extack during dump, as we should just
silently skip interfaces which can't provide the information.

Reported-by: syzbot+81c4b4bbba6eea2cfcae@syzkaller.appspotmail.com
Fixes: 18ff0bcd ("ethtool: add interface to interact with Ethernet Power Equipment")
Signed-off-by: default avatarJakub Kicinski <kuba@kernel.org>
Reviewed-by: default avatarOleksij Rempel <o.rempel@pengutronix.de>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent e840d8f4
......@@ -64,7 +64,7 @@ static int pse_prepare_data(const struct ethnl_req_info *req_base,
if (ret < 0)
return ret;
ret = pse_get_pse_attributes(dev, info->extack, data);
ret = pse_get_pse_attributes(dev, info ? info->extack : NULL, data);
ethnl_ops_complete(dev);
......
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