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security/capability.h: cap_issubset/isclear can be boolean 

This patch makes cap_issubset/isclear return bool due to these
functions only using either one or zero as their return
value.

No functional change.

Signed-off-by: Yaowei Bai <baiyaowei@cmss.chinamobile.com>
Acked-by: Serge Hallyn <serge.hallyn@canonical.com>
Signed-off-by: James Morris <james.l.morris@oracle.com>
steinar/wifi_calib_4_9_kernel
Yaowei Bai 2015-11-17 15:25:24 +08:00 committed by James Morris
parent f70be6dac6
commit e42852bf88
1 changed files with 8 additions and 8 deletions
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16
include/linux/capability.h
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@ -145,24 +145,24 @@ static inline kernel_cap_t cap_invert(const kernel_cap_t c)
return dest;
}
static inline int cap_isclear(const kernel_cap_t a)
static inline bool cap_isclear(const kernel_cap_t a)
{
unsigned __capi;
CAP_FOR_EACH_U32(__capi) {
if (a.cap[__capi] != 0)
return 0;
return false;
}
return 1;
return true;
}
/*
* Check if "a" is a subset of "set".
* return 1 if ALL of the capabilities in "a" are also in "set"
* cap_issubset(0101, 1111) will return 1
* return 0 if ANY of the capabilities in "a" are not in "set"
* cap_issubset(1111, 0101) will return 0
* return true if ALL of the capabilities in "a" are also in "set"
* cap_issubset(0101, 1111) will return true
* return false if ANY of the capabilities in "a" are not in "set"
* cap_issubset(1111, 0101) will return false
*/
static inline int cap_issubset(const kernel_cap_t a, const kernel_cap_t set)
static inline bool cap_issubset(const kernel_cap_t a, const kernel_cap_t set)
{
kernel_cap_t dest;
dest = cap_drop(a, set);