drm/radeon/kms/atom: fix handling of FB scratch indices

[pandora-kernel.git] / drivers / gpu / drm / radeon / evergreen_cs.c

diff --git a/drivers/gpu/drm/radeon/evergreen_cs.c b/drivers/gpu/drm/radeon/evergreen_cs.c
index 189e865..a134790 100644 (file)
--- a/drivers/gpu/drm/radeon/evergreen_cs.c
+++ b/drivers/gpu/drm/radeon/evergreen_cs.c
@@ -428,7 +428,7 @@ static inline int evergreen_cs_check_reg(struct radeon_cs_parser *p, u32 reg, u3
                last_reg = ARRAY_SIZE(evergreen_reg_safe_bm);
 
        i = (reg >> 7);
-       if (i > last_reg) {
+       if (i >= last_reg) {
                dev_warn(p->dev, "forbidden register 0x%08x at %d\n", reg, idx);
                return -EINVAL;
        }