lxc_init: don't fail on bad signals

Changelog: Jan 22: as Michael Warfield pointed out, we should only ignore EINVAL, since EFAULT points to a more serious problem. Signed-off-by: Serge Hallyn <serge.hallyn@ubuntu.com> Acked-by: Stéphane Graber <stgraber@ubuntu.com>

lxc_init: don't fail on bad signals
bba1fbe6 · Serge Hallyn · Stéphane Graber · 86f0eb65 · bba1fbe6
Commit bba1fbe6 authored Jan 22, 2014 by Serge Hallyn Committed by Stéphane Graber Jan 22, 2014
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lxc_init.c src/lxc/lxc_init.c +1 -1

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--- a/src/lxc/lxc_init.c
+++ b/src/lxc/lxc_init.c
@@ -159,7 +159,7 @@ int main(int argc, char *argv[])
 		act.sa_flags = 0;
 		act.sa_handler = interrupt_handler;
-		if (sigaction(i, &act, NULL)) {
+		if (sigaction(i, &act, NULL) && errno != EINVAL) {
 			SYSERROR("failed to sigaction");
 			exit(EXIT_FAILURE);
 		}