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| author | Navid Emamdoost <navid.emamdoost@gmail.com> | 2019-10-04 14:34:54 -0500 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-12-13 08:43:11 +0100 |
| commit | 0cbf0de636a1eabe2536b0d367b0d0dde6baa87f (patch) | |
| tree | a5165a6fa92869eb6569b4daa39e2aaec4911d84 | |
| parent | 7cc3ebe6a468000918cd090624a6bb974f97609e (diff) | |
| download | linux-crypto-0cbf0de636a1eabe2536b0d367b0d0dde6baa87f.tar.gz linux-crypto-0cbf0de636a1eabe2536b0d367b0d0dde6baa87f.zip | |
crypto: user - fix memory leak in crypto_reportstat
commit 51a65c657e5868cb31f6746beefda1f8c444edba upstream.
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: 0115ab23b941 ("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>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -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 8bad8841..1be95432 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); } |