fix(bin_decoder): check divisor is zero (#7610)

2026-05-20 21:35:19 +08:00 · 2025-02-12 02:27:43 -06:00
parent 49d6d7295a
commit 155ee2a045
1 changed files with 6 additions and 0 deletions
@@ -838,6 +838,12 @@ static lv_result_t decode_alpha_only(lv_image_decoder_t * decoder, lv_image_deco
    uint32_t rn;
    decoder_data_t * decoder_data = dsc->user_data;
    uint8_t bpp = lv_color_format_get_bpp(dsc->header.cf);
+
+    if(bpp == 0) {
+        LV_LOG_ERROR("Error color format: %d", dsc->header.cf);
+        return LV_RESULT_INVALID;
+    }
+
    uint32_t w = (dsc->header.stride * 8) / bpp;
    uint32_t buf_stride = (w * 8 + 7) >> 3; /*stride for img_data*/
    uint32_t buf_len = w * dsc->header.h; /*always decode to A8 format*/