From: Brijesh Singh <brijesh.singh@amd.com>
Date: Thu, 15 Feb 2018 13:34:44 -0600
Subject: crypto: ccp - Fix sparse, use plain integer as NULL pointer
Git-commit: e385b5b787c86ed16fb414139e7068395327a254
Patch-mainline: v4.17-rc1
References: git-fixes 200664d5237f
Fix sparse warning: Using plain integer as NULL pointer. Replaces
assignment of 0 to pointer with NULL assignment.
Fixes: 200664d5237f (Add Secure Encrypted Virtualization ...)
Cc: Borislav Petkov <bp@suse.de>
Cc: Herbert Xu <herbert@gondor.apana.org.au>
Cc: Gary Hook <gary.hook@amd.com>
Cc: Tom Lendacky <thomas.lendacky@amd.com>
Signed-off-by: Brijesh Singh <brijesh.singh@amd.com>
Acked-by: Gary R Hook <gary.hook@amd.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Acked-by: Borislav Petkov <bp@suse.de>
---
drivers/crypto/ccp/psp-dev.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/drivers/crypto/ccp/psp-dev.c b/drivers/crypto/ccp/psp-dev.c
index fcfa5b1eae61..b3afb6cc9d72 100644
--- a/drivers/crypto/ccp/psp-dev.c
+++ b/drivers/crypto/ccp/psp-dev.c
@@ -211,7 +211,7 @@ static int __sev_platform_shutdown_locked(int *error)
{
int ret;
- ret = __sev_do_cmd_locked(SEV_CMD_SHUTDOWN, 0, error);
+ ret = __sev_do_cmd_locked(SEV_CMD_SHUTDOWN, NULL, error);
if (ret)
return ret;
@@ -271,7 +271,7 @@ static int sev_ioctl_do_reset(struct sev_issue_cmd *argp)
return rc;
}
- return __sev_do_cmd_locked(SEV_CMD_FACTORY_RESET, 0, &argp->error);
+ return __sev_do_cmd_locked(SEV_CMD_FACTORY_RESET, NULL, &argp->error);
}
static int sev_ioctl_do_platform_status(struct sev_issue_cmd *argp)
@@ -299,7 +299,7 @@ static int sev_ioctl_do_pek_pdh_gen(int cmd, struct sev_issue_cmd *argp)
return rc;
}
- return __sev_do_cmd_locked(cmd, 0, &argp->error);
+ return __sev_do_cmd_locked(cmd, NULL, &argp->error);
}
static int sev_ioctl_do_pek_csr(struct sev_issue_cmd *argp)
@@ -624,7 +624,7 @@ int sev_guest_decommission(struct sev_data_decommission *data, int *error)
int sev_guest_df_flush(int *error)
{
- return sev_do_cmd(SEV_CMD_DF_FLUSH, 0, error);
+ return sev_do_cmd(SEV_CMD_DF_FLUSH, NULL, error);
}
EXPORT_SYMBOL_GPL(sev_guest_df_flush);