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support ioctls for ICA crypto card on Linux/s390

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Based on patch from Eduardo Barretto; ok dtucker@
This commit is contained in:
Damien Miller 2017-03-14 13:15:18 +11:00
parent b1b22dd0df
commit 5f1596e11d
1 changed files with 6 additions and 0 deletions
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6
sandbox-seccomp-filter.c
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@ -223,6 +223,12 @@ static const struct sock_filter preauth_insns[] = {
#ifdef __NR_socketcall
SC_ALLOW_ARG(socketcall, 0, SYS_SHUTDOWN),
#endif
#if defined(__NR_ioctl) && defined(__s390__)
/* Allow ioctls for ICA crypto card on s390 */
SC_ALLOW_ARG(ioctl, 1, Z90STAT_STATUS_MASK),
SC_ALLOW_ARG(ioctl, 1, ICARSAMODEXPO),
SC_ALLOW_ARG(ioctl, 1, ICARSACRT),
#endif /* defined(__NR_ioctl) && defined(__s390__) */
/* Default deny */
BPF_STMT(BPF_RET+BPF_K, SECCOMP_FILTER_FAIL),