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now uses the correct realloc pattern with testing the reallocated pointer before assigning

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This commit is contained in:
iceman1001 2024-11-15 14:10:34 +01:00
parent d398576fc7
commit 51ecdeb511
1 changed files with 9 additions and 1 deletions

10
client/src/loclass/ikeys.c

@ -562,7 +562,15 @@ void invert_hash0(uint8_t k[8]) {
// Create new forks by duplicating existing uint64_t values
int new_head = heads_count * 2;
hydra_heads = (uint64_t *)realloc(hydra_heads, new_head * sizeof(uint64_t));
// proper realloc pattern
uint64_t *ptmp = (uint64_t *)realloc(hydra_heads, new_head * sizeof(uint64_t));
if (ptmp == NULL) {
PrintAndLogEx(FAILED, "failed to allocate memory");
free(hydra_heads);
return;
}
hydra_heads = ptmp;
// Duplicate all current values and add the value to both original and new ones
for (int i = 0; i < heads_count; i++) {