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vircgroupv2devices: free BPF map when replacing with new one

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This leaks the FD of BPF map which means it will not be freed.

Signed-off-by: Pavel Hrdina <phrdina@redhat.com>
Reviewed-by: Jiri Denemark <jdenemar@redhat.com>
This commit is contained in:
Pavel Hrdina 2020-01-13 12:50:41 +01:00
parent c2642c4889
commit 7d60846962
1 changed files with 5 additions and 0 deletions
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5
src/util/vircgroupv2devices.c
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@ -311,6 +311,11 @@ virCgroupV2DevicesAttachProg(virCgroupPtr group,
VIR_FORCE_CLOSE(group->unified.devices.progfd); VIR_FORCE_CLOSE(group->unified.devices.progfd);
} }
if (group->unified.devices.mapfd > 0) {
VIR_DEBUG("Closing existing map that was replaced by new one.");
VIR_FORCE_CLOSE(group->unified.devices.mapfd);
}
group->unified.devices.progfd = progfd; group->unified.devices.progfd = progfd;
group->unified.devices.mapfd = mapfd; group->unified.devices.mapfd = mapfd;
group->unified.devices.max = max; group->unified.devices.max = max;