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sev-dev: use guard for path

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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.

Link: https://patch.msgid.link/20251103-work-creds-guards-prepare_creds-v1-2-b447b82f2c9b@kernel.org
Signed-off-by: Christian Brauner <brauner@kernel.org>
This commit is contained in:
Christian Brauner
2025-11-03 15:57:28 +01:00
parent c8ad3098e1
commit 4c5941ca11
1 changed files with 1 additions and 2 deletions
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3
drivers/crypto/ccp/sev-dev.c
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@@ -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));