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authorNavid Emamdoost <navid.emamdoost@gmail.com>2019-10-04 14:29:16 -0500
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2019-12-13 08:43:10 +0100
commitb022e155ccbcfadeaf5543d5b4d99c3c6d260ced (patch)
tree34cdd043e4d567ad3820b7aeed66dc2068751c8f /crypto
parent8e6d97c5b01df9b069f8a32d104d57cde92c96aa (diff)
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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_base.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/crypto/crypto_user_base.c b/crypto/crypto_user_base.c
index 910e0b46012e..b785c476de67 100644
--- a/crypto/crypto_user_base.c
+++ b/crypto/crypto_user_base.c
@@ -213,8 +213,10 @@ 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(net->crypto_nlsk, skb, NETLINK_CB(in_skb).portid);
}