3.14-stable review patch. If anyone has any objections, please let me know.
------------------ From: Marek Lindner <[email protected]> [ Upstream commit 16a4142363b11952d3aa76ac78004502c0c2fe6e ] If hard_iface is NULL and goto out is made batadv_hardif_free_ref() doesn't check for NULL before dereferencing it to get to refcount. Introduced in cb1c92ec37fb70543d133a1fa7d9b54d6f8a1ecd ("batman-adv: add debugfs support to view multiif tables"). Reported-by: Sven Eckelmann <[email protected]> Signed-off-by: Marek Lindner <[email protected]> Acked-by: Antonio Quartulli <[email protected]> Signed-off-by: Antonio Quartulli <[email protected]> Signed-off-by: Greg Kroah-Hartman <[email protected]> --- net/batman-adv/originator.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) --- a/net/batman-adv/originator.c +++ b/net/batman-adv/originator.c @@ -1074,7 +1074,8 @@ int batadv_orig_hardif_seq_print_text(st bat_priv->bat_algo_ops->bat_orig_print(bat_priv, seq, hard_iface); out: - batadv_hardif_free_ref(hard_iface); + if (hard_iface) + batadv_hardif_free_ref(hard_iface); return 0; } -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
