From: Navid Emamdoost <navid.emamdoost@xxxxxxxxx> commit ffdde5932042600c6807d46c1550b28b0db6a3bc upstream. In crypto_report, a new skb is created via nlmsg_new(). This skb should be released if crypto_report_alg() fails. Fixes: a38f7907b926 ("crypto: Add userspace configuration API") Cc: <stable@xxxxxxxxxxxxxxx> Signed-off-by: Navid Emamdoost <navid.emamdoost@xxxxxxxxx> Signed-off-by: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- crypto/crypto_user_base.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) --- a/crypto/crypto_user_base.c +++ b/crypto/crypto_user_base.c @@ -214,8 +214,10 @@ static int crypto_report(struct sk_buff drop_alg: crypto_mod_put(alg); - if (err) + if (err) { + kfree_skb(skb); return err; + } return nlmsg_unicast(crypto_nlsk, skb, NETLINK_CB(in_skb).portid); }