if (keep_capabilities & (1ULL << i))
bits[j++] = i;
- /* don't keep too many bits */
- assert((keep_capabilities & (~1ULL << i)) == 0);
- /* don't throw away too many bits */
- assert(((keep_capabilities >> i) & (~1ULL >> i)) == 0);
+ /* use enough bits */
+ assert(i == 64 || (keep_capabilities >> i) == 0);
+ /* don't use too many bits */
+ assert(keep_capabilities & (1ULL << (i - 1)));
if (cap_set_flag(d, CAP_EFFECTIVE, j, bits, CAP_SET) < 0 ||
cap_set_flag(d, CAP_PERMITTED, j, bits, CAP_SET) < 0) {