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umm_malloc: print block start address before heap corruption callback is triggered

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This commit is contained in:
Ivan Grokhotkov
2016-05-10 21:28:17 +08:00
parent 4b3c36b430
commit 5b264af1d6
1 changed files with 2 additions and 0 deletions
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2
cores/esp8266/umm_malloc/umm_malloc.c
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@ -841,6 +841,7 @@ static int check_poison_block( umm_block *pblock ) {
pc_cur = pc + sizeof(UMM_POISONED_BLOCK_LEN_TYPE);
if (!check_poison(pc_cur, UMM_POISON_SIZE_BEFORE, "before")) {
printf("block start: %08x\n", pc + sizeof(UMM_POISONED_BLOCK_LEN_TYPE) + UMM_POISON_SIZE_BEFORE);
UMM_HEAP_CORRUPTION_CB();
ok = 0;
goto clean;
@ -848,6 +849,7 @@ static int check_poison_block( umm_block *pblock ) {
pc_cur = pc + *((UMM_POISONED_BLOCK_LEN_TYPE *)pc) - UMM_POISON_SIZE_AFTER;
if (!check_poison(pc_cur, UMM_POISON_SIZE_AFTER, "after")) {
printf("block start: %08x\n", pc + sizeof(UMM_POISONED_BLOCK_LEN_TYPE) + UMM_POISON_SIZE_BEFORE);
UMM_HEAP_CORRUPTION_CB();
ok = 0;
goto clean;