* [PATCH] crypto: user - fix memory leak in crypto_report
@ 2019-10-04 19:29 Navid Emamdoost
2019-10-05 15:20 ` Markus Elfring
2019-10-10 12:58 ` Herbert Xu
0 siblings, 2 replies; 3+ messages in thread
From: Navid Emamdoost @ 2019-10-04 19:29 UTC (permalink / raw)
Cc: emamd001, kjlu, smccaman, Navid Emamdoost, Herbert Xu,
David S. Miller, linux-crypto, linux-kernel
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")
Signed-off-by: Navid Emamdoost <navid.emamdoost@gmail.com>
---
crypto/crypto_user_base.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
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);
}
--
2.17.1
^ permalink raw reply related [flat|nested] 3+ messages in thread* Re: [PATCH] crypto: user - fix memory leak in crypto_report
2019-10-04 19:29 [PATCH] crypto: user - fix memory leak in crypto_report Navid Emamdoost
@ 2019-10-05 15:20 ` Markus Elfring
2019-10-10 12:58 ` Herbert Xu
1 sibling, 0 replies; 3+ messages in thread
From: Markus Elfring @ 2019-10-05 15:20 UTC (permalink / raw)
To: Navid Emamdoost, linux-crypto
Cc: Navid Emamdoost, Kangjie Lu, Stephen McCamant, David S. Miller,
Herbert Xu, linux-kernel, kernel-janitors
> In crypto_report, a new skb is created via nlmsg_new(). This skb should
> be released if crypto_report_alg() fails.
Please improve this change description.
Regards,
Markus
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH] crypto: user - fix memory leak in crypto_report
2019-10-04 19:29 [PATCH] crypto: user - fix memory leak in crypto_report Navid Emamdoost
2019-10-05 15:20 ` Markus Elfring
@ 2019-10-10 12:58 ` Herbert Xu
1 sibling, 0 replies; 3+ messages in thread
From: Herbert Xu @ 2019-10-10 12:58 UTC (permalink / raw)
To: Navid Emamdoost
Cc: emamd001, kjlu, smccaman, David S. Miller, linux-crypto, linux-kernel
On Fri, Oct 04, 2019 at 02:29:16PM -0500, Navid Emamdoost wrote:
> 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")
> Signed-off-by: Navid Emamdoost <navid.emamdoost@gmail.com>
> ---
> crypto/crypto_user_base.c | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
Patch applied. Thanks.
--
Email: Herbert Xu <herbert@gondor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
^ permalink raw reply [flat|nested] 3+ messages in thread
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2019-10-05 15:20 ` Markus Elfring
2019-10-10 12:58 ` Herbert Xu
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