diff options
Diffstat (limited to 'linux-user/qemu.h')
| -rw-r--r-- | linux-user/qemu.h | 9 |
1 files changed, 3 insertions, 6 deletions
diff --git a/linux-user/qemu.h b/linux-user/qemu.h index 9fbc5edc4b..ba122a7903 100644 --- a/linux-user/qemu.h +++ b/linux-user/qemu.h @@ -493,12 +493,9 @@ extern unsigned long guest_stack_size; static inline bool access_ok(int type, abi_ulong addr, abi_ulong size) { - if (!guest_addr_valid(addr)) { - return false; - } - if (size != 0 && - (addr + size - 1 < addr || - !guest_addr_valid(addr + size - 1))) { + if (size == 0 + ? !guest_addr_valid(addr) + : !guest_range_valid(addr, size)) { return false; } return page_check_range((target_ulong)addr, size, type) == 0; |