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fix(file_explorer): table cell use after free (#7239)

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This commit is contained in:
Liam
2024-11-13 10:00:32 +01:00
committed by GitHub
parent 547c2ef226
commit d98f6cd6fb
1 changed files with 5 additions and 2 deletions
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src/others/file_explorer/lv_file_explorer.c
+5 -2
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@@ -647,6 +647,8 @@ static void strip_ext(char * dir)
static void exch_table_item(lv_obj_t * tb, int16_t i, int16_t j) static void exch_table_item(lv_obj_t * tb, int16_t i, int16_t j)
{ {
if(i == j) return;
const char * tmp; const char * tmp;
tmp = lv_table_get_cell_value(tb, i, 0); tmp = lv_table_get_cell_value(tb, i, 0);
lv_table_set_cell_value(tb, 0, 2, tmp); lv_table_set_cell_value(tb, 0, 2, tmp);
@@ -690,9 +692,10 @@ static void sort_by_file_kind(lv_obj_t * tb, int16_t lo, int16_t hi)
int16_t gt = hi; int16_t gt = hi;
const char * v = lv_table_get_cell_value(tb, lo, 1); const char * v = lv_table_get_cell_value(tb, lo, 1);
while(i <= gt) { while(i <= gt) {
if(lv_strcmp(lv_table_get_cell_value(tb, i, 1), v) < 0) int strcmp_result = lv_strcmp(lv_table_get_cell_value(tb, i, 1), v);
if(strcmp_result < 0)
exch_table_item(tb, lt++, i++); exch_table_item(tb, lt++, i++);
else if(lv_strcmp(lv_table_get_cell_value(tb, i, 1), v) > 0) else if(strcmp_result > 0)
exch_table_item(tb, i, gt--); exch_table_item(tb, i, gt--);
else else
i++; i++;