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| author | Jakub Kicinski <kuba@kernel.org> | 2022-10-20 00:35:51 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2022-10-21 14:18:05 +0200 |
| commit | 46cdedf2a0fa20a99ca8be40bccde7487e13b77a (patch) | |
| tree | 5e361a52619c0adedfae96200ed879dccdf46802 /net/ethtool/pse-pd.c | |
| parent | nfc: virtual_ncidev: Fix memory leak in virtual_nci_send() (diff) | |
| download | linux-46cdedf2a0fa20a99ca8be40bccde7487e13b77a.tar.xz linux-46cdedf2a0fa20a99ca8be40bccde7487e13b77a.zip | |
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: 18ff0bcda6d1 ("ethtool: add interface to interact with Ethernet Power Equipment")
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Reviewed-by: Oleksij Rempel <o.rempel@pengutronix.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to '')
| -rw-r--r-- | net/ethtool/pse-pd.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/ethtool/pse-pd.c b/net/ethtool/pse-pd.c index 5a471e115b66..e8683e485dc9 100644 --- a/net/ethtool/pse-pd.c +++ b/net/ethtool/pse-pd.c @@ -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); |