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[5.11,127/601] crypto: sun8i-ss - fix result memory leak on error path

Message ID 20210512144832.010356293@linuxfoundation.org
State Superseded
Headers show
Series None | expand

Commit Message

Greg Kroah-Hartman May 12, 2021, 2:43 p.m. UTC 
From: Corentin Labbe <clabbe.montjoie@gmail.com>


[ Upstream commit 1dbc6a1e25be8575d6c4114d1d2b841a796507f7 ]

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>

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

Signed-off-by: Sasha Levin <sashal@kernel.org>

---
 drivers/crypto/allwinner/sun8i-ss/sun8i-ss-hash.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

-- 
2.30.2
diff mbox series

Patch

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;
 }