x86/mm/gart: Drop unnecessary check

The memblock_find_in_range() return value addr is guaranteed
to be within "addr + aper_size" and not beyond GART_MAX_ADDR.

Signed-off-by: Wang YanQing <udknight@gmail.com>
Cc: yinghai@kernel.org
Link: http://lkml.kernel.org/r/20130416013734.GA14641@udknight
Signed-off-by: Ingo Molnar <mingo@kernel.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/arch/x86/kernel/aperture_64.c b/arch/x86/kernel/aperture_64.c
index d5fd66f0d4cd..fd972a3e4cbb 100644
--- a/arch/x86/kernel/aperture_64.c
+++ b/arch/x86/kernel/aperture_64.c
@@ -87,7 +87,7 @@ static u32 __init allocate_aperture(void)
          */
         addr = memblock_find_in_range(GART_MIN_ADDR, GART_MAX_ADDR,
                                       aper_size, aper_size);
-        if (!addr || addr + aper_size > GART_MAX_ADDR) {
+        if (!addr) {
                 printk(KERN_ERR
                         "Cannot allocate aperture memory hole (%lx,%uK)\n",
                                 addr, aper_size>>10);