CRED: Wrap current->cred and a few other accessors
Wrap current->cred and a few other accessors to hide their actual
implementation.
Signed-off-by: David Howells <dhowells@redhat.com>
Acked-by: James Morris <jmorris@namei.org>
Acked-by: Serge Hallyn <serue@us.ibm.com>
Signed-off-by: James Morris <jmorris@namei.org>
diff --git a/fs/binfmt_elf_fdpic.c b/fs/binfmt_elf_fdpic.c
index 9f67054..1f6e8c0 100644
--- a/fs/binfmt_elf_fdpic.c
+++ b/fs/binfmt_elf_fdpic.c
@@ -475,6 +475,7 @@
struct elf_fdpic_params *exec_params,
struct elf_fdpic_params *interp_params)
{
+ const struct cred *cred = current_cred();
unsigned long sp, csp, nitems;
elf_caddr_t __user *argv, *envp;
size_t platform_len = 0, len;
@@ -623,10 +624,10 @@
NEW_AUX_ENT(AT_BASE, interp_params->elfhdr_addr);
NEW_AUX_ENT(AT_FLAGS, 0);
NEW_AUX_ENT(AT_ENTRY, exec_params->entry_addr);
- NEW_AUX_ENT(AT_UID, (elf_addr_t) current->cred->uid);
- NEW_AUX_ENT(AT_EUID, (elf_addr_t) current->cred->euid);
- NEW_AUX_ENT(AT_GID, (elf_addr_t) current->cred->gid);
- NEW_AUX_ENT(AT_EGID, (elf_addr_t) current->cred->egid);
+ NEW_AUX_ENT(AT_UID, (elf_addr_t) cred->uid);
+ NEW_AUX_ENT(AT_EUID, (elf_addr_t) cred->euid);
+ NEW_AUX_ENT(AT_GID, (elf_addr_t) cred->gid);
+ NEW_AUX_ENT(AT_EGID, (elf_addr_t) cred->egid);
NEW_AUX_ENT(AT_SECURE, security_bprm_secureexec(bprm));
NEW_AUX_ENT(AT_EXECFN, bprm->exec);