[PATCH libdrm] amdgpu: fix "add AMDGPU_VA_RANGE_HIGH"

[Christian König]

The 32bit address range end is exclusive, not inclusive. This fixes crashes
when 32bit addresses are in use.

Signed-off-by: Christian König <christian.koenig at amd.com>
---
 amdgpu/amdgpu_device.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/amdgpu/amdgpu_device.c b/amdgpu/amdgpu_device.c
index 9ff6ad16..fb2cfb57 100644
--- a/amdgpu/amdgpu_device.c
+++ b/amdgpu/amdgpu_device.c
@@ -323,9 +323,9 @@ int amdgpu_query_sw_info(amdgpu_device_handle dev, enum amdgpu_sw_info info,
 	switch (info) {
 	case amdgpu_sw_info_address32_hi:
 		if (dev->vamgr_high_32.va_max)
-			*val32 = dev->vamgr_high_32.va_max >> 32;
+			*val32 = (dev->vamgr_high_32.va_max - 1) >> 32;
 		else
-			*val32 = dev->vamgr_32.va_max >> 32;
+			*val32 = (dev->vamgr_32.va_max - 1) >> 32;
 		return 0;
 	}
 	return -EINVAL;
-- 
2.14.1