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Message-Id: <20201005144628.83875-1-tianjia.zhang@linux.alibaba.com>
Date: Mon, 5 Oct 2020 22:46:28 +0800
From: Tianjia Zhang <tianjia.zhang@...ux.alibaba.com>
To: Herbert Xu <herbert@...dor.apana.org.au>,
David Howells <dhowells@...hat.com>,
"David S. Miller" <davem@...emloft.net>,
Gilad Ben-Yossef <gilad@...yossef.com>,
linux-crypto@...r.kernel.org, keyrings@...r.kernel.org,
linux-kernel@...r.kernel.org
Cc: Tianjia Zhang <tianjia.zhang@...ux.alibaba.com>
Subject: [PATCH] X.509: fix error return value on the failed path
When memory allocation fails, an appropriate return value
should be set.
Fixes: 215525639631 ("X.509: support OSCCA SM2-with-SM3 certificate verification")
Signed-off-by: Tianjia Zhang <tianjia.zhang@...ux.alibaba.com>
---
crypto/asymmetric_keys/public_key_sm2.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/crypto/asymmetric_keys/public_key_sm2.c b/crypto/asymmetric_keys/public_key_sm2.c
index 7325cf21dbb4..66b614e1eccd 100644
--- a/crypto/asymmetric_keys/public_key_sm2.c
+++ b/crypto/asymmetric_keys/public_key_sm2.c
@@ -36,8 +36,10 @@ int cert_sig_digest_update(const struct public_key_signature *sig,
desc_size = crypto_shash_descsize(tfm) + sizeof(*desc);
desc = kzalloc(desc_size, GFP_KERNEL);
- if (!desc)
+ if (!desc) {
+ ret = -ENOMEM;
goto error_free_tfm;
+ }
desc->tfm = tfm;
--
2.24.3 (Apple Git-128)
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