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authorSamuel Thibault <samuel.thibault@ens-lyon.org>2020-06-07 01:35:18 +0200
committerSamuel Thibault <samuel.thibault@ens-lyon.org>2020-06-07 01:36:24 +0200
commit785ec62dbd37b0b236c9a7fcc0ac71a2aeb472de (patch)
treeb2960c2d60ac46398f3ad28ad7735d75f8071e50 /hurd/hurd-raise.c
parent02937d825a71636c13b3f4229e5d6c9e54e327d5 (diff)
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hurd: Reject raising invalid signals
* hurd/hurd-raise.c (_hurd_raise_signal): Return EINVAL if signo <= 0 or signo >= NSI.
Diffstat (limited to 'hurd/hurd-raise.c')
-rw-r--r--hurd/hurd-raise.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/hurd/hurd-raise.c b/hurd/hurd-raise.c
index d53fd41..af46437 100644
--- a/hurd/hurd-raise.c
+++ b/hurd/hurd-raise.c
@@ -28,6 +28,9 @@ int
_hurd_raise_signal (struct hurd_sigstate *ss,
int signo, const struct hurd_signal_detail *detail)
{
+ if (signo <= 0 || signo >= NSIG)
+ return EINVAL;
+
if (ss == NULL)
{
ss = _hurd_self_sigstate ();