linux-user: fix types in a comparison

-1ul is unsigned long, which does not necessarily match abi_ulong
type.

Fix by using abi_long instead.

This also avoids a warning with GCC flag -Wtype-limits.

Signed-off-by: Blue Swirl <blauwirbel@gmail.com>

diff --git a/linux-user/mmap.c b/linux-user/mmap.c
index e10a6ef2e2d80038ec23d6d7afbdbf848fcf0959..035dfbd076a7042103ce819c9a1542089d058f79 100644 (file)
--- a/linux-user/mmap.c
+++ b/linux-user/mmap.c
@@ -342,7 +342,7 @@ abi_ulong mmap_find_vma(abi_ulong start, abi_ulong size)
         munmap(ptr, size);
 
         /* ENOMEM if we checked the whole of the target address space.  */
-        if (addr == -1ul) {
+        if (addr == (abi_ulong)-1) {
             return (abi_ulong)-1;
         } else if (addr == 0) {
             if (wrapped) {