[PATCH 02/12] sev-dev: use guard for path

[Christian Brauner]

Just use a guard and also move the path_put() out of the credential
change's scope. There's no need to do this with the overridden
credentials.

Signed-off-by: Christian Brauner <brauner at kernel.org>
---
 drivers/crypto/ccp/sev-dev.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/crypto/ccp/sev-dev.c b/drivers/crypto/ccp/sev-dev.c
index 0d13d47c164b..c5e22af04abb 100644
--- a/drivers/crypto/ccp/sev-dev.c
+++ b/drivers/crypto/ccp/sev-dev.c
@@ -259,8 +259,8 @@ static int sev_cmd_buffer_len(int cmd)
 
 static struct file *open_file_as_root(const char *filename, int flags, umode_t mode)
 {
+	struct path root __free(path_put) = {};
 	struct file *fp;
-	struct path root;
 	struct cred *cred;
 	const struct cred *old_cred;
 
@@ -275,7 +275,6 @@ static struct file *open_file_as_root(const char *filename, int flags, umode_t m
 	old_cred = override_creds(cred);
 
 	fp = file_open_root(&root, filename, flags, mode);
-	path_put(&root);
 
 	put_cred(revert_creds(old_cred));
 

-- 
2.47.3