[PATCH 14/16] act: use credential guards in acct_write_process()
Christian Brauner <[email protected]>
| Newsgroups | gmane.linux.kernel.aio.general,gmane.linux.file-systems,gmane.linux.kernel,gmane.linux.file-systems.union,gmane.linux.nfs,gmane.linux.kernel.cifs,gmane.network.samba.internals,gmane.linux.kernel.cgroups,gmane.linux.network |
|---|---|
| Message-ID | <[email protected]> |
Use credential guards for scoped credential override with automatic restoration on scope exit. Signed-off-by: Christian Brauner <[email protected]> --- kernel/acct.c | 6 +----- 1 file changed, 1 insertion(+), 5 deletions(-) diff --git a/kernel/acct.c b/kernel/acct.c index 61630110e29d..c1028f992529 100644 --- a/kernel/acct.c +++ b/kernel/acct.c @@ -520,12 +520,10 @@ static void fill_ac(struct bsd_acct_struct *acct) static void acct_write_process(struct bsd_acct_struct *acct) { struct file *file = acct->file; - const struct cred *cred; acct_t *ac = &acct->ac; /* Perform file operations on behalf of whoever enabled accounting */ - cred = override_creds(file->f_cred); - + with_creds(file->f_cred); /* * First check to see if there is enough free_space to continue * the process accounting system. Then get freeze protection. If @@ -538,8 +536,6 @@ static void acct_write_process(struct bsd_acct_struct *acct) __kernel_write(file, ac, sizeof(acct_t), &pos); file_end_write(file); } - - revert_creds(cred); } static void do_acct_process(struct bsd_acct_struct *acct) -- 2.47.3 -- To unsubscribe, send a message with 'unsubscribe linux-aio' in the body to [email protected]. For more info on Linux AIO, see: http://www.kvack.org/aio/ Don't email: <a href=mailto:"[email protected]">[email protected]</a>