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| author | Navid Emamdoost <navid.emamdoost@gmail.com> | 2019-10-04 22:29:16 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-12-13 10:52:48 +0300 |
| commit | 351a567ebf2482de4dd5e5bbd539f2175540b717 (patch) | |
| tree | 72eaab8081524ab8204bf906d4256166ec3c30d0 /crypto | |
| parent | cdaeaea6aa1bc6de2974c9058ed98dac59209d5b (diff) | |
| download | linux-351a567ebf2482de4dd5e5bbd539f2175540b717.tar.xz | |
crypto: user - fix memory leak in crypto_report
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@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>
Diffstat (limited to 'crypto')
| -rw-r--r-- | crypto/crypto_user.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/crypto/crypto_user.c b/crypto/crypto_user.c index 74cb166097cd..f847c181a39c 100644 --- a/crypto/crypto_user.c +++ b/crypto/crypto_user.c @@ -288,8 +288,10 @@ static int crypto_report(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(crypto_nlsk, skb, NETLINK_CB(in_skb).portid); } |