From 470af6c03c41041cd820617392fc15b03606e6bd Mon Sep 17 00:00:00 2001 From: guy fleury iteriteka Date: Fri, 30 Aug 2019 20:36:14 +0200 Subject: [PATCH] fix return KERN_INVALID_ARGUMENT when the map is NULL. * vm/vm_map.c(vm_map_msync): Add missing return keyword. --- vm/vm_map.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/vm/vm_map.c b/vm/vm_map.c index aadaec1..98709df 100644 --- a/vm/vm_map.c +++ b/vm/vm_map.c @@ -4881,11 +4881,11 @@ kern_return_t vm_map_msync( vm_sync_t sync_flags) { if (map == VM_MAP_NULL) - KERN_INVALID_ARGUMENT; + return KERN_INVALID_ARGUMENT; if (sync_flags & (VM_SYNC_ASYNCHRONOUS | VM_SYNC_SYNCHRONOUS) == (VM_SYNC_ASYNCHRONOUS | VM_SYNC_SYNCHRONOUS)) - KERN_INVALID_ARGUMENT; + return KERN_INVALID_ARGUMENT; size = round_page(address + size) - trunc_page(address); address = trunc_page(address); -- 2.22.0