From 8f93cb99745a9c8fb30d64e3dbff6a90b40253aa Mon Sep 17 00:00:00 2001 From: Matthias Kruk Date: Tue, 5 May 2020 12:07:53 +0900 Subject: [PATCH] kernel/arch: Don't pass uninitialized variables to pg_dir_map() in pg_dir_mmap() --- kernel/arch/paging.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/kernel/arch/paging.c b/kernel/arch/paging.c index 99069e8..e02b668 100644 --- a/kernel/arch/paging.c +++ b/kernel/arch/paging.c @@ -1702,6 +1702,8 @@ int pg_dir_mmap(pg_dir_t *pgdir, void *addr, u32_t size, /* FIXME: Lock the page directory */ attrs = PAGE_ATTR_PRESENT; + vaddr = addr; + paddr = NULL; if(!(prot & PROT_EXEC)) { attrs |= PAGE_ATTR_NO_EXEC; -- 2.47.3