From aba1be2f8c26ea322dd9c43047c1aff90528f032 Mon Sep 17 00:00:00 2001 From: "Eric W. Biederman" Date: Wed, 19 Jul 2017 21:23:15 -0500 Subject: signal: Ensure no siginfo union member increases the size of struct siginfo Signed-off-by: "Eric W. Biederman" --- kernel/signal.c | 1 + 1 file changed, 1 insertion(+) (limited to 'kernel/signal.c') diff --git a/kernel/signal.c b/kernel/signal.c index 241d54958bbb..b9e5d825ee46 100644 --- a/kernel/signal.c +++ b/kernel/signal.c @@ -3688,6 +3688,7 @@ void __init signals_init(void) /* If this check fails, the __ARCH_SI_PREAMBLE_SIZE value is wrong! */ BUILD_BUG_ON(__ARCH_SI_PREAMBLE_SIZE != offsetof(struct siginfo, _sifields._pad)); + BUILD_BUG_ON(sizeof(struct siginfo) != SI_MAX_SIZE); sigqueue_cachep = KMEM_CACHE(sigqueue, SLAB_PANIC); } -- cgit v1.2.3-70-g09d2