Signed-off-by: majianpeng <majianpeng at gmail.com>
---
drivers/gpu/drm/i915/i915_debugfs.c | 1 +
1 files changed, 1 insertions(+), 0 deletions(-)
diff --git a/drivers/gpu/drm/i915/i915_debugfs.c
b/drivers/gpu/drm/i915/i915_debugfs.c
index fdb7cce..8ad59dd 100644
--- a/drivers/gpu/drm/i915/i915_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_debugfs.c
@@ -704,6 +704,7 @@ static void i915_ring_error_state(struct seq_file *m,
struct drm_i915_error_state *error,
unsigned ring)
{
+ BUG_ON(ring >= I915_NUM_RINGS);
seq_printf(m, "%s command stream:\n", ring_str(ring));
seq_printf(m, " HEAD: 0x%08x\n", error->head[ring]);
seq_printf(m, " TAIL: 0x%08x\n", error->tail[ring]);
--
1.7.5.4
--------------
majianpeng
2012-03-29
