r600g: Silence uninitialized variable warning.

diff --git a/src/gallium/winsys/r600/drm/r600_hw_context.c b/src/gallium/winsys/r600/drm/r600_hw_context.c
index fa005379b53f96437f77334969f167220bb679e5..2521ff964732c42a314fc7f7ea8e44c0d082bfbf 100644 (file)
--- a/src/gallium/winsys/r600/drm/r600_hw_context.c
+++ b/src/gallium/winsys/r600/drm/r600_hw_context.c
@@ -968,7 +968,8 @@ void r600_context_draw(struct r600_context *ctx, const struct r600_draw *draw)
        struct r600_bo *cb[8];
        struct r600_bo *db;
        unsigned ndwords = 9;
-       struct r600_block *dirty_block, *next_block;
+       struct r600_block *dirty_block = NULL;
+       struct r600_block *next_block;
 
        if (draw->indices) {
                ndwords = 13;