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-rw-r--r--src/sighook.c16
1 files changed, 6 insertions, 10 deletions
diff --git a/src/sighook.c b/src/sighook.c
index 3a7fb43..1146ea7 100644
--- a/src/sighook.c
+++ b/src/sighook.c
@@ -565,24 +565,20 @@ done:
struct sighook *atsigexit(sighook_fn *fn, void *arg) {
mutex_lock(&sigmutex);
- struct sighook *ret = NULL;
-
for (size_t i = 0; i < countof(FATAL_SIGNALS); ++i) {
- if (siginit(FATAL_SIGNALS[i]) != 0) {
- goto done;
- }
+ // Ignore errors; atsigexit() is best-effort anyway and things
+ // like sanitizer runtimes or valgrind may reserve signals for
+ // their own use
+ siginit(FATAL_SIGNALS[i]);
}
#ifdef SIGRTMIN
for (int i = SIGRTMIN; i <= SIGRTMAX; ++i) {
- if (siginit(i) != 0) {
- goto done;
- }
+ siginit(i);
}
#endif
- ret = sighook_impl(&rcu_exithooks, 0, fn, arg, 0);
-done:
+ struct sighook *ret = sighook_impl(&rcu_exithooks, 0, fn, arg, 0);
mutex_unlock(&sigmutex);
return ret;
}