diff options
Diffstat (limited to 'linux-user/qemu.h')
| -rw-r--r-- | linux-user/qemu.h | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/linux-user/qemu.h b/linux-user/qemu.h index 441ba6a78b..9251337daf 100644 --- a/linux-user/qemu.h +++ b/linux-user/qemu.h @@ -488,8 +488,8 @@ extern unsigned long guest_stack_size; /* user access */ -#define VERIFY_READ 0 -#define VERIFY_WRITE 1 /* implies read access */ +#define VERIFY_READ PAGE_READ +#define VERIFY_WRITE (PAGE_READ | PAGE_WRITE) static inline bool access_ok(int type, abi_ulong addr, abi_ulong size) { @@ -501,9 +501,7 @@ static inline bool access_ok(int type, abi_ulong addr, abi_ulong size) !guest_addr_valid(addr + size - 1))) { return false; } - return page_check_range((target_ulong)addr, size, - (type == VERIFY_READ) ? PAGE_READ : - (PAGE_READ | PAGE_WRITE)) == 0; + return page_check_range((target_ulong)addr, size, type) == 0; } /* NOTE __get_user and __put_user use host pointers and don't check access. |