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-rw-r--r--src/signal/sigaltstack.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/signal/sigaltstack.c b/src/signal/sigaltstack.c
index cfa3f5c1..d3a6e821 100644
--- a/src/signal/sigaltstack.c
+++ b/src/signal/sigaltstack.c
@@ -5,7 +5,7 @@
int sigaltstack(const stack_t *restrict ss, stack_t *restrict old)
{
if (ss) {
- if (ss->ss_size < MINSIGSTKSZ) {
+ if (!(ss->ss_flags & SS_DISABLE) && ss->ss_size < MINSIGSTKSZ) {
errno = ENOMEM;
return -1;
}