diff options
| author | Linus Torvalds <torvalds@linux-foundation.org> | 2008-08-15 15:32:13 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-08-15 15:32:13 -0700 |
| commit | 71ef2a46fce43042a60d7ccbf55ecbd789c03c2e (patch) | |
| tree | 247c3e25958ff362b8a7b5b735a1e7d2ef6842c7 /include/linux/capability.h | |
| parent | d121db94eb50b29a202b5f6a8671cbebdf2c4142 (diff) | |
| parent | 5cd9c58fbe9ec92b45b27e131719af4f2bd9eb40 (diff) | |
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/security-testing-2.6
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/security-testing-2.6:
security: Fix setting of PF_SUPERPRIV by __capable()
Diffstat (limited to 'include/linux/capability.h')
| -rw-r--r-- | include/linux/capability.h | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/include/linux/capability.h b/include/linux/capability.h index 02673846d20..9d1fe30b6f6 100644 --- a/include/linux/capability.h +++ b/include/linux/capability.h @@ -503,8 +503,19 @@ extern const kernel_cap_t __cap_init_eff_set; kernel_cap_t cap_set_effective(const kernel_cap_t pE_new); -int capable(int cap); -int __capable(struct task_struct *t, int cap); +/** + * has_capability - Determine if a task has a superior capability available + * @t: The task in question + * @cap: The capability to be tested for + * + * Return true if the specified task has the given superior capability + * currently in effect, false if not. + * + * Note that this does not set PF_SUPERPRIV on the task. + */ +#define has_capability(t, cap) (security_capable((t), (cap)) == 0) + +extern int capable(int cap); #endif /* __KERNEL__ */ |