From: Janakarajan Natarajan <Janakarajan.Natarajan@amd.com>
Date: Fri, 14 Sep 2018 22:32:03 +0000 (-0500)
Subject: crypto: ccp - Fix static checker warning
X-Git-Tag: v5.15~7743^2~72
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=b78d3795177db479107b3493608bf088117325e3;p=platform%2Fkernel%2Flinux-starfive.git

crypto: ccp - Fix static checker warning

Under certain configuration SEV functions can be defined as no-op.
In such a case error can be uninitialized.

Initialize the variable to 0.

Cc: Dan Carpenter <Dan.Carpenter@oracle.com>
Reported-by: Dan Carpenter <Dan.Carpenter@oracle.com>
Signed-off-by: Janakarajan Natarajan <Janakarajan.Natarajan@amd.com>
Acked-by: Gary R Hook <gary.hook@amd.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
---

diff --git a/drivers/crypto/ccp/psp-dev.c b/drivers/crypto/ccp/psp-dev.c
index 72790d8..f541e60 100644
--- a/drivers/crypto/ccp/psp-dev.c
+++ b/drivers/crypto/ccp/psp-dev.c
@@ -423,7 +423,7 @@ EXPORT_SYMBOL_GPL(psp_copy_user_blob);
 static int sev_get_api_version(void)
 {
 	struct sev_user_data_status *status;
-	int error, ret;
+	int error = 0, ret;
 
 	status = &psp_master->status_cmd_buf;
 	ret = sev_platform_status(status, &error);