[PATCH v3 2/8] capability: use new capable_any functionality

From: Christian Göttsche
Date: Wed Jun 15 2022 - 11:26:42 EST


Use the new added capable_any function in appropriate cases, where a
task is required to have any of two capabilities.

Signed-off-by: Christian Göttsche <cgzones@xxxxxxxxxxxxxx>
---
v3:
- rename to capable_any()
- simplify checkpoint_restore_ns_capable()
---
include/linux/capability.h | 7 +++----
1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/include/linux/capability.h b/include/linux/capability.h
index 7316d5339a6e..092cb9773079 100644
--- a/include/linux/capability.h
+++ b/include/linux/capability.h
@@ -266,18 +266,17 @@ extern bool file_ns_capable(const struct file *file, struct user_namespace *ns,
extern bool ptracer_capable(struct task_struct *tsk, struct user_namespace *ns);
static inline bool perfmon_capable(void)
{
- return capable(CAP_PERFMON) || capable(CAP_SYS_ADMIN);
+ return capable_any(CAP_PERFMON, CAP_SYS_ADMIN);
}

static inline bool bpf_capable(void)
{
- return capable(CAP_BPF) || capable(CAP_SYS_ADMIN);
+ return capable_any(CAP_BPF, CAP_SYS_ADMIN);
}

static inline bool checkpoint_restore_ns_capable(struct user_namespace *ns)
{
- return ns_capable(ns, CAP_CHECKPOINT_RESTORE) ||
- ns_capable(ns, CAP_SYS_ADMIN);
+ return ns_capable_any(ns, CAP_CHECKPOINT_RESTORE, CAP_SYS_ADMIN);
}

/* audit system wants to get cap info from files as well */
--
2.36.1