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fix(chart): fix memory leak (#6727)

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Signed-off-by: pengyiqiang <pengyiqiang@xiaomi.com>
Co-authored-by: pengyiqiang <pengyiqiang@xiaomi.com>
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VIFEX 2024-08-24 17:23:42 +08:00 committed by GitHub
parent e28caac406
commit 4349dfc593
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1 changed files with 6 additions and 0 deletions
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6
src/widgets/chart/lv_chart.c
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@ -293,6 +293,7 @@ lv_chart_series_t * lv_chart_add_series(lv_obj_t * obj, lv_color_t color, lv_cha
lv_chart_series_t * ser = lv_ll_ins_tail(&chart->series_ll); lv_chart_series_t * ser = lv_ll_ins_tail(&chart->series_ll);
LV_ASSERT_MALLOC(ser); LV_ASSERT_MALLOC(ser);
if(ser == NULL) return NULL; if(ser == NULL) return NULL;
lv_memzero(ser, sizeof(lv_chart_series_t));
/* Allocate memory for point_cnt points, handle failure below */ /* Allocate memory for point_cnt points, handle failure below */
ser->y_points = lv_malloc(sizeof(int32_t) * chart->point_cnt); ser->y_points = lv_malloc(sizeof(int32_t) * chart->point_cnt);
@ -313,6 +314,11 @@ lv_chart_series_t * lv_chart_add_series(lv_obj_t * obj, lv_color_t color, lv_cha
} }
if(ser->y_points == NULL) { if(ser->y_points == NULL) {
if(ser->x_points) {
lv_free(ser->x_points);
ser->x_points = NULL;
}
lv_ll_remove(&chart->series_ll, ser); lv_ll_remove(&chart->series_ll, ser);
lv_free(ser); lv_free(ser);
return NULL; return NULL;