From: Xin Long lucien.xin@gmail.com
commit 9d9effca9d7d7cf6341182a7c5cabcbd6fa28063 upstream.
The similar fix as commit 46cdedf2a0fa ("ethtool: pse-pd: fix null-deref on genl_info in dump") is also needed for ethtool eeprom.
Fixes: c781ff12a2f3 ("ethtool: Allow network drivers to dump arbitrary EEPROM data") Signed-off-by: Xin Long lucien.xin@gmail.com Link: https://lore.kernel.org/r/5575919a2efc74cd9ad64021880afc3805c54166.166636216... Signed-off-by: Jakub Kicinski kuba@kernel.org Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- net/ethtool/eeprom.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/net/ethtool/eeprom.c b/net/ethtool/eeprom.c index 1c94bb8ea03f..49c0a2a77f02 100644 --- a/net/ethtool/eeprom.c +++ b/net/ethtool/eeprom.c @@ -124,7 +124,7 @@ static int eeprom_prepare_data(const struct ethnl_req_info *req_base, if (ret) goto err_free;
- ret = get_module_eeprom_by_page(dev, &page_data, info->extack); + ret = get_module_eeprom_by_page(dev, &page_data, info ? info->extack : NULL); if (ret < 0) goto err_ops;