From 964d9977a529dd9a78b91b691dede21e11c84fc5 Mon Sep 17 00:00:00 2001 From: Simon Schubert Date: Fri, 7 Aug 2009 21:58:53 +0200 Subject: [PATCH] kern_memio: don't treat any memio device as /dev/zero We actually have to compare zerodev to the passed argument in iszerodev(), and not compare it to NULL. --- sys/kern/kern_memio.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/sys/kern/kern_memio.c b/sys/kern/kern_memio.c index 7ea25aa91d..1f2b1e16ee 100644 --- a/sys/kern/kern_memio.c +++ b/sys/kern/kern_memio.c @@ -549,7 +549,7 @@ mmpoll(struct dev_poll_args *ap) int iszerodev(cdev_t dev) { - return (zerodev != NULL); + return (zerodev == dev); } static void -- 2.11.4.GIT