seitan: Zero out the request structure before SECCOMP_IOCTL_NOTIF_RECV

Otherwise we'll get EINVAL (as expected) -- reproducibly, at least,
when we handle more than one call.

Signed-off-by: Stefano Brivio <sbrivio@redhat.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/seitan.c b/seitan.c
index bd1a7e2..eff6523 100644
--- a/seitan.c
+++ b/seitan.c
@@ -241,6 +241,7 @@ loop:
 			die("error on notifier");
 	}
 
+	memset(req, 0, sizeof(*req));
 	if (ioctl(notifier, SECCOMP_IOCTL_NOTIF_RECV, req) < 0)
 		die("receiving seccomp notification: %s", strerror(errno));