[PATCH 4.14 03/51] crypto: ccp - Release all allocated memory if sha type is invalid
From: Greg Kroah-Hartman
Date: Mon Aug 03 2020 - 08:39:08 EST
From: Navid Emamdoost <navid.emamdoost@xxxxxxxxx>
[ Upstream commit 128c66429247add5128c03dc1e144ca56f05a4e2 ]
Release all allocated memory if sha type is invalid:
In ccp_run_sha_cmd, if the type of sha is invalid, the allocated
hmac_buf should be released.
v2: fix the goto.
Signed-off-by: Navid Emamdoost <navid.emamdoost@xxxxxxxxx>
Acked-by: Gary R Hook <gary.hook@xxxxxxx>
Signed-off-by: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
drivers/crypto/ccp/ccp-ops.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/crypto/ccp/ccp-ops.c b/drivers/crypto/ccp/ccp-ops.c
index 330853a2702f0..43b74cf0787e1 100644
--- a/drivers/crypto/ccp/ccp-ops.c
+++ b/drivers/crypto/ccp/ccp-ops.c
@@ -1783,8 +1783,9 @@ ccp_run_sha_cmd(struct ccp_cmd_queue *cmd_q, struct ccp_cmd *cmd)
LSB_ITEM_SIZE);
break;
default:
+ kfree(hmac_buf);
ret = -EINVAL;
- goto e_ctx;
+ goto e_data;
}
memset(&hmac_cmd, 0, sizeof(hmac_cmd));
--
2.25.1