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remove NYX_FDL check in check_available_ipt_ranges

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This commit is contained in:
Sergej Schumilo 2023-10-30 01:31:19 +01:00
parent d5f0efe9de
commit 02a6f2aed3
1 changed files with 5 additions and 4 deletions
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9
nyx/interface.c
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@ -359,12 +359,10 @@ static void check_available_ipt_ranges(nyx_interface_state *s)
int kvm_fd = qemu_open("/dev/kvm", O_RDWR); int kvm_fd = qemu_open("/dev/kvm", O_RDWR);
if (kvm_fd == -1) { if (kvm_fd == -1) {
nyx_abort("Could not access KVM kernel module: %m\n"); nyx_abort("Could not access KVM kernel module (/dev/kvm)!\n");
} }
if (ioctl(kvm_fd, KVM_CHECK_EXTENSION, KVM_CAP_NYX_PT) == 1 && if (ioctl(kvm_fd, KVM_CHECK_EXTENSION, KVM_CAP_NYX_PT) == 1) {
ioctl(kvm_fd, KVM_CHECK_EXTENSION, KVM_CAP_NYX_FDL) == 1)
{
for (uint8_t i = 0; i < INTEL_PT_MAX_RANGES; i++) { for (uint8_t i = 0; i < INTEL_PT_MAX_RANGES; i++) {
if (s->ip_filter[i][0] && s->ip_filter[i][1]) { if (s->ip_filter[i][0] && s->ip_filter[i][1]) {
if (i >= 1) { if (i >= 1) {
@ -378,6 +376,9 @@ static void check_available_ipt_ranges(nyx_interface_state *s)
} }
} }
} }
else{
nyx_abort("KVM-Nyx support is missing...\n");
}
close(kvm_fd); close(kvm_fd);
} }