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-rw-r--r--include/linux/capability.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/include/linux/capability.h b/include/linux/capability.h
index 03c2a613ad40..d3c6c2d1ff45 100644
--- a/include/linux/capability.h
+++ b/include/linux/capability.h
@@ -157,6 +157,16 @@ static inline bool cap_isclear(const kernel_cap_t a)
return true;
}
+static inline bool cap_isidentical(const kernel_cap_t a, const kernel_cap_t b)
+{
+ unsigned __capi;
+ CAP_FOR_EACH_U32(__capi) {
+ if (a.cap[__capi] != b.cap[__capi])
+ return false;
+ }
+ return true;
+}
+
/*
* Check if "a" is a subset of "set".
* return true if ALL of the capabilities in "a" are also in "set"