x11: add missing comma to fix compilation

diff --git a/src/mesa/drivers/x11/xm_dd.c b/src/mesa/drivers/x11/xm_dd.c
index 3a5d0ae..81d000b 100644 (file)
--- a/src/mesa/drivers/x11/xm_dd.c
+++ b/src/mesa/drivers/x11/xm_dd.c
@@ -588,7 +588,7 @@ xmesa_DrawPixels_5R6G5B( struct gl_context *ctx,
                         "glDrawPixels(invalid PBO access)");
             return;
          }
-         buf = (GLubyte *) ctx->Driver.MapBufferRange(ctx, 0
+         buf = (GLubyte *) ctx->Driver.MapBufferRange(ctx, 0,
                                                      unpack->BufferObj->Size,
                                                      GL_MAP_READ_BIT,
                                                      unpack->BufferObj);