Avoid zero size allocations.

2004-06-04 01:01:17 +00:00 · 2004-06-04 01:01:17 +00:00 · 7d2f5a7b15
parent deca2502d6
commit 7d2f5a7b15
1 changed files with 2 additions and 0 deletions
--- a/libs/wine/mmap.c
+++ b/libs/wine/mmap.c
@ -202,6 +202,8 @@ static void reserve_area( void *addr, void *end )
    void *ptr;
    size_t size = (char *)end - (char *)addr;

+    if (!size) return;
+
    if ((ptr = wine_anon_mmap( addr, size, PROT_NONE, MAP_NORESERVE )) != (void *)-1)
    {
        if (ptr == addr)