Hello Kirill A. Shutemov, This is a semi-automatic email about new static checker warnings. The patch 026abc333205: "gma500: initial medfield merge" from Mar 8, 2012, leads to the following Smatch complaint: drivers/gpu/drm/gma500/mdfld_dsi_pkg_sender.c:541 __read_panel_data() warn: variable dereferenced before check 'sender' (see line 536) drivers/gpu/drm/gma500/mdfld_dsi_pkg_sender.c 535 unsigned long flags; 536 struct drm_device *dev = sender->dev; ^^^^^^^^^^^ Dereference. 537 int i; 538 u32 gen_data_reg; 539 int retry = MDFLD_DSI_READ_MAX_COUNT; 540 541 if (!sender || !data_out || !len_out) { ^^^^^^^ Check. 542 DRM_ERROR("Invalid parameters\n"); 543 return -EINVAL; regards, dan carpenter -- To unsubscribe from this list: send the line "unsubscribe kernel-janitors" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html