diff options
author | Ingo Molnar <mingo@elte.hu> | 2008-09-04 13:02:35 +0200 |
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committer | Ingo Molnar <mingo@elte.hu> | 2008-09-04 13:02:35 +0200 |
commit | 42390cdec5f6e6e2ee54f308474a6ef7dd16aa5c (patch) | |
tree | e9684c84f53272319a5acd4b9c86503f30274a51 /kernel/capability.c | |
parent | 11c231a962c740b3216eb6565149ae5a7944cba7 (diff) | |
parent | d210baf53b699fc61aa891c177b71d7082d3b957 (diff) |
Merge branch 'linus' into x86/x2apic
Conflicts:
arch/x86/kernel/cpu/cyrix.c
include/asm-x86/cpufeature.h
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel/capability.c')
-rw-r--r-- | kernel/capability.c | 21 |
1 files changed, 13 insertions, 8 deletions
diff --git a/kernel/capability.c b/kernel/capability.c index 0101e847603..33e51e78c2d 100644 --- a/kernel/capability.c +++ b/kernel/capability.c @@ -486,17 +486,22 @@ asmlinkage long sys_capset(cap_user_header_t header, const cap_user_data_t data) return ret; } -int __capable(struct task_struct *t, int cap) +/** + * capable - Determine if the current task has a superior capability in effect + * @cap: The capability to be tested for + * + * Return true if the current task has the given superior capability currently + * available for use, false if not. + * + * This sets PF_SUPERPRIV on the task if the capability is available on the + * assumption that it's about to be used. + */ +int capable(int cap) { - if (security_capable(t, cap) == 0) { - t->flags |= PF_SUPERPRIV; + if (has_capability(current, cap)) { + current->flags |= PF_SUPERPRIV; return 1; } return 0; } - -int capable(int cap) -{ - return __capable(current, cap); -} EXPORT_SYMBOL(capable); |