diff options
Diffstat (limited to 'drivers/vme')
| -rw-r--r-- | drivers/vme/vme.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/vme/vme.c b/drivers/vme/vme.c index 6bab2c4ed77c..1b78d27aa728 100644 --- a/drivers/vme/vme.c +++ b/drivers/vme/vme.c @@ -199,10 +199,8 @@ static int vme_check_window(u32 aspace, unsigned long long vme_base, retval = -EFAULT; break; case VME_A64: - /* - * Any value held in an unsigned long long can be used as the - * base - */ + if ((size != 0) && (vme_base > U64_MAX + 1 - size)) + retval = -EFAULT; break; case VME_CRCSR: if (((vme_base + size) > VME_CRCSR_MAX) || |