105 static void drop_capset(int cap_idx)  in drop_capset()  argument
110 	caps.data[CAP_TO_INDEX(cap_idx)].inheritable &= ~CAP_TO_MASK(cap_idx);  in drop_capset()
115 static void drop_bounding_set(int cap_idx)  in drop_bounding_set()  argument
119 	ret = prctl(PR_CAPBSET_READ, cap_idx, 0, 0, 0);  in drop_bounding_set()
124 		ret = prctl(PR_CAPBSET_DROP, cap_idx, 0, 0, 0);  in drop_bounding_set()
130 static void drop_usermodehelper(const char *filename, int cap_idx)  in drop_usermodehelper()  argument
146 	if (cap_idx < 32)  in drop_usermodehelper()
147 		lo &= ~(1 << cap_idx);  in drop_usermodehelper()
149 		hi &= ~(1 << (cap_idx - 32));  in drop_usermodehelper()
162 		unsigned cap_idx;  in drop_capabilities()  local
164 		cap_idx = cap_name_to_number(cap);  in drop_capabilities()
165 		drop_usermodehelper("/proc/sys/kernel/usermodehelper/bset", cap_idx);  in drop_capabilities()
166 		drop_usermodehelper("/proc/sys/kernel/usermodehelper/inheritable", cap_idx);  in drop_capabilities()
167 		drop_bounding_set(cap_idx);  in drop_capabilities()
168 		drop_capset(cap_idx);  in drop_capabilities()