linux-arm-kernel.lists.infradead.org archive mirror
 help / color / mirror / Atom feed
* [PATCH] crypto: sun8i-ss: fix result memory leak on error path
@ 2021-02-12  8:46 Corentin Labbe
  2021-03-04  6:44 ` Herbert Xu
  0 siblings, 1 reply; 4+ messages in thread
From: Corentin Labbe @ 2021-02-12  8:46 UTC (permalink / raw)
  To: dan.carpenter, davem, herbert, jernej.skrabec, lkp, mripard, wens
  Cc: linux-sunxi, Corentin Labbe, linux-crypto, linux-arm-kernel,
	linux-kernel

This patch fixes a memory leak on an error path.

Fixes: d9b45418a917 ("crypto: sun8i-ss - support hash algorithms")
Reported-by: kernel test robot <lkp@intel.com>
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Corentin Labbe <clabbe.montjoie@gmail.com>
---
 drivers/crypto/allwinner/sun8i-ss/sun8i-ss-hash.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/crypto/allwinner/sun8i-ss/sun8i-ss-hash.c b/drivers/crypto/allwinner/sun8i-ss/sun8i-ss-hash.c
index 11cbcbc83a7b..0b9aa24a5edd 100644
--- a/drivers/crypto/allwinner/sun8i-ss/sun8i-ss-hash.c
+++ b/drivers/crypto/allwinner/sun8i-ss/sun8i-ss-hash.c
@@ -438,8 +438,8 @@ int sun8i_ss_hash_run(struct crypto_engine *engine, void *breq)
 	kfree(pad);
 
 	memcpy(areq->result, result, algt->alg.hash.halg.digestsize);
-	kfree(result);
 theend:
+	kfree(result);
 	crypto_finalize_hash_request(engine, breq, err);
 	return 0;
 }
-- 
2.26.2


_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

^ permalink raw reply related	[flat|nested] 4+ messages in thread

* Re: [PATCH] crypto: sun8i-ss: fix result memory leak on error path
  2021-02-12  8:46 [PATCH] crypto: sun8i-ss: fix result memory leak on error path Corentin Labbe
@ 2021-03-04  6:44 ` Herbert Xu
  0 siblings, 0 replies; 4+ messages in thread
From: Herbert Xu @ 2021-03-04  6:44 UTC (permalink / raw)
  To: Corentin Labbe
  Cc: dan.carpenter, davem, jernej.skrabec, lkp, mripard, wens,
	linux-arm-kernel, linux-crypto, linux-kernel, linux-sunxi

On Fri, Feb 12, 2021 at 09:46:10AM +0100, Corentin Labbe wrote:
> This patch fixes a memory leak on an error path.
> 
> Fixes: d9b45418a917 ("crypto: sun8i-ss - support hash algorithms")
> Reported-by: kernel test robot <lkp@intel.com>
> Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
> Signed-off-by: Corentin Labbe <clabbe.montjoie@gmail.com>
> ---
>  drivers/crypto/allwinner/sun8i-ss/sun8i-ss-hash.c | 2 +-
>  1 file changed, 1 insertion(+), 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

_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

^ permalink raw reply	[flat|nested] 4+ messages in thread

* Re: [PATCH] crypto: sun8i-ss: fix result memory leak on error path
  2021-03-02 16:41 Corentin Labbe
@ 2021-03-12  9:31 ` Herbert Xu
  0 siblings, 0 replies; 4+ messages in thread
From: Herbert Xu @ 2021-03-12  9:31 UTC (permalink / raw)
  To: Corentin Labbe
  Cc: dan.carpenter, davem, jernej.skrabec, mripard, wens,
	linux-arm-kernel, linux-crypto, linux-kernel, linux-sunxi,
	kernel test robot

On Tue, Mar 02, 2021 at 05:41:45PM +0100, Corentin Labbe wrote:
> This patch fixes a memory leak on an error path.
> 
> Fixes: d9b45418a917 ("crypto: sun8i-ss - support hash algorithms")
> Reported-by: kernel test robot <lkp@intel.com>
> Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
> Signed-off-by: Corentin Labbe <clabbe.montjoie@gmail.com>
> ---
>  drivers/crypto/allwinner/sun8i-ss/sun8i-ss-hash.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)

This patch was already merged a month ago:

commit 1dbc6a1e25be8575d6c4114d1d2b841a796507f7
Author: Corentin Labbe <clabbe.montjoie@gmail.com>
Date:   Fri Feb 12 09:46:10 2021 +0100

    crypto: sun8i-ss - fix result memory leak on error path

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

_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

^ permalink raw reply	[flat|nested] 4+ messages in thread

* [PATCH] crypto: sun8i-ss: fix result memory leak on error path
@ 2021-03-02 16:41 Corentin Labbe
  2021-03-12  9:31 ` Herbert Xu
  0 siblings, 1 reply; 4+ messages in thread
From: Corentin Labbe @ 2021-03-02 16:41 UTC (permalink / raw)
  To: dan.carpenter, davem, herbert, jernej.skrabec, mripard, wens
  Cc: linux-arm-kernel, linux-crypto, linux-kernel, linux-sunxi,
	Corentin Labbe, kernel test robot

This patch fixes a memory leak on an error path.

Fixes: d9b45418a917 ("crypto: sun8i-ss - support hash algorithms")
Reported-by: kernel test robot <lkp@intel.com>
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Corentin Labbe <clabbe.montjoie@gmail.com>
---
 drivers/crypto/allwinner/sun8i-ss/sun8i-ss-hash.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/crypto/allwinner/sun8i-ss/sun8i-ss-hash.c b/drivers/crypto/allwinner/sun8i-ss/sun8i-ss-hash.c
index 11cbcbc83a7b..0b9aa24a5edd 100644
--- a/drivers/crypto/allwinner/sun8i-ss/sun8i-ss-hash.c
+++ b/drivers/crypto/allwinner/sun8i-ss/sun8i-ss-hash.c
@@ -438,8 +438,8 @@ int sun8i_ss_hash_run(struct crypto_engine *engine, void *breq)
 	kfree(pad);
 
 	memcpy(areq->result, result, algt->alg.hash.halg.digestsize);
-	kfree(result);
 theend:
+	kfree(result);
 	crypto_finalize_hash_request(engine, breq, err);
 	return 0;
 }
-- 
2.26.2


_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

^ permalink raw reply related	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2021-03-12  9:34 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2021-02-12  8:46 [PATCH] crypto: sun8i-ss: fix result memory leak on error path Corentin Labbe
2021-03-04  6:44 ` Herbert Xu
2021-03-02 16:41 Corentin Labbe
2021-03-12  9:31 ` Herbert Xu

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).