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capabilities: delete all CAP_INIT macros

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The CAP_INIT macros of INH, BSET, and EFF made sense at one point in time,
but now days they aren't helping.  Just open code the logic in the
init_cred.

Signed-off-by: Eric Paris <eparis@redhat.com>
Acked-by: David Howells <dhowells@redhat.com>
Signed-off-by: James Morris <jmorris@namei.org>
This commit is contained in:
Eric Paris 2011-04-01 17:08:45 -04:00 committed by James Morris
parent 5163b583a0
commit a3232d2fa2
3 changed files with 3 additions and 13 deletions
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3
include/linux/capability.h
View File

@ -421,9 +421,6 @@ extern const kernel_cap_t __cap_init_eff_set;
#endif /* _KERNEL_CAPABILITY_U32S != 2 */
#define CAP_INIT_INH_SET CAP_EMPTY_SET
#define CAP_INIT_EFF_SET CAP_FULL_SET
# define cap_clear(c) do { (c) = __cap_empty_set; } while (0)
#define cap_raise(c, flag) ((c).cap[CAP_TO_INDEX(flag)] |= CAP_TO_MASK(flag))

7
include/linux/init_task.h
View File

@ -83,13 +83,6 @@ extern struct group_info init_groups;
#define INIT_IDS
#endif
/*
* Because of the reduced scope of CAP_SETPCAP when filesystem
* capabilities are in effect, it is safe to allow CAP_SETPCAP to
* be available in the default configuration.
*/
# define CAP_INIT_BSET CAP_FULL_SET
#ifdef CONFIG_RCU_BOOST
#define INIT_TASK_RCU_BOOST() \
.rcu_boost_mutex = NULL,

6
kernel/cred.c
View File

@ -49,10 +49,10 @@ struct cred init_cred = {
.magic = CRED_MAGIC,
#endif
.securebits = SECUREBITS_DEFAULT,
.cap_inheritable = CAP_INIT_INH_SET,
.cap_inheritable = CAP_EMPTY_SET,
.cap_permitted = CAP_FULL_SET,
.cap_effective = CAP_INIT_EFF_SET,
.cap_bset = CAP_INIT_BSET,
.cap_effective = CAP_FULL_SET,
.cap_bset = CAP_FULL_SET,
.user = INIT_USER,
.group_info = &init_groups,
#ifdef CONFIG_KEYS