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util: Allow virProcessSetNamespaces() to have sparse FD list

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So far, the virProcessSetNamespaces() takes an array of FDs that
it tries to set namespace on. However, in the very next commit
this array may be sparse, having some -1's in it. Teach the
function to cope with that.

Signed-off-by: Michal Privoznik <mprivozn@redhat.com>
This commit is contained in:
Michal Privoznik 2015-08-27 02:09:54 +02:00
parent 52970dec5b
commit ea0486873e
1 changed files with 3 additions and 0 deletions
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3
src/util/virprocess.c
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@ -705,6 +705,9 @@ int virProcessSetNamespaces(size_t nfdlist,
return -1;
}
for (i = 0; i < nfdlist; i++) {
if (fdlist[i] < 0)
continue;
/* We get EINVAL if new NS is same as the current
* NS, or if the fd namespace doesn't match the
* type passed to setns()'s second param. Since we