diff options
| -rw-r--r-- | quantum/painter/lvgl/qp_lvgl.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/quantum/painter/lvgl/qp_lvgl.c b/quantum/painter/lvgl/qp_lvgl.c index 2e433d7761..877b2652c6 100644 --- a/quantum/painter/lvgl/qp_lvgl.c +++ b/quantum/painter/lvgl/qp_lvgl.c @@ -96,13 +96,14 @@ bool qp_lvgl_attach(painter_device_t device) { // Set up lvgl display buffer static lv_disp_draw_buf_t draw_buf; // Allocate a buffer for 1/10 screen size - const size_t count_required = driver->panel_width * driver->panel_height / 10; - color_buffer = color_buffer ? realloc(color_buffer, sizeof(lv_color_t) * count_required) : malloc(sizeof(lv_color_t) * count_required); - if (!color_buffer) { + const size_t count_required = driver->panel_width * driver->panel_height / 10; + void * new_color_buffer = realloc(color_buffer, sizeof(lv_color_t) * count_required); + if (!new_color_buffer) { qp_dprintf("qp_lvgl_attach: fail (could not set up memory buffer)\n"); qp_lvgl_detach(); return false; } + color_buffer = new_color_buffer; memset(color_buffer, 0, sizeof(lv_color_t) * count_required); // Initialize the display buffer. lv_disp_draw_buf_init(&draw_buf, color_buffer, NULL, count_required); |