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[modify][components][utilities]check if the ve_exporter_num is out of bounds.

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Signed-off-by: WillianChan <chentingwei@rt-thread.com>
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WillianChan
2021-09-02 20:02:08 +08:00
parent 4b2913a898
commit e53ae3ddfa
2 changed files with 5 additions and 2 deletions
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3
components/utilities/var_export/var_export.c
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@@ -69,6 +69,9 @@ int var_export_init(void)
ve_exporter_table = (const ve_exporter_t *)ptr_begin;
ve_exporter_num = (ptr_end - ptr_begin) / (sizeof(struct ve_exporter) / sizeof(unsigned int)) + 1;
/* check if the ve_exporter_num is out of bounds */
RT_ASSERT(ve_exporter_num < (sizeof(ve_exporter_tab) / sizeof(ve_exporter_t)));
for (index_i = 0; index_i < ve_exporter_num; index_i++)
{
ve_exporter_tab[index_i] = ve_exporter_table[index_i];