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| author | Navid Emamdoost <navid.emamdoost@gmail.com> | 2019-10-04 14:34:54 -0500 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2019-10-10 23:42:45 +1100 |
| commit | c03b04dcdba1da39903e23cc4d072abf8f68f2dd (patch) | |
| tree | 8740457dc1f8a16faee2065e01cea96d9b758ddd | |
| parent | ffdde5932042600c6807d46c1550b28b0db6a3bc (diff) | |
| download | lwn-c03b04dcdba1da39903e23cc4d072abf8f68f2dd.tar.gz lwn-c03b04dcdba1da39903e23cc4d072abf8f68f2dd.zip | |
crypto: user - fix memory leak in crypto_reportstat
In crypto_reportstat, a new skb is created by nlmsg_new(). This skb is
leaked if crypto_reportstat_alg() fails. Required release for skb is
added.
Fixes: cac5818c25d0 ("crypto: user - Implement a generic crypto statistics")
Cc: <stable@vger.kernel.org>
Signed-off-by: Navid Emamdoost <navid.emamdoost@gmail.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
| -rw-r--r-- | crypto/crypto_user_stat.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/crypto/crypto_user_stat.c b/crypto/crypto_user_stat.c index 8bad88413de1..1be95432fa23 100644 --- a/crypto/crypto_user_stat.c +++ b/crypto/crypto_user_stat.c @@ -328,8 +328,10 @@ int crypto_reportstat(struct sk_buff *in_skb, struct nlmsghdr *in_nlh, drop_alg: crypto_mod_put(alg); - if (err) + if (err) { + kfree_skb(skb); return err; + } return nlmsg_unicast(net->crypto_nlsk, skb, NETLINK_CB(in_skb).portid); } |