[PATCH] drm/amdgpu: fix overflowed array index read warning

[Tim Huang]

Clear overflowed array index read warning by cast operation.

Signed-off-by: Tim Huang <tim.hu...@amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c 
b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
index 06f0a6534a94..15c240656470 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
@@ -473,8 +473,9 @@ static ssize_t amdgpu_debugfs_ring_read(struct file *f, 
char __user *buf,
                                        size_t size, loff_t *pos)
 {
        struct amdgpu_ring *ring = file_inode(f)->i_private;
-       int r, i;
        uint32_t value, result, early[3];
+       loff_t i;
+       int r;
 
        if (*pos & 3 || size & 3)
                return -EINVAL;
-- 
2.39.2