Function zcalloc

app/redis-6.2.6/src/zmalloc.c:178–182

Allocate memory and zero it or panic */

/* Allocate memory and zero it or panic */
void *zcalloc(size_t size) {
    void *ptr = ztrycalloc_usable(size, NULL);
    if (!ptr) zmalloc_oom_handler(size);
    return ptr;
}

/* Try allocating memory, and return NULL if failed. */
void *ztrycalloc(size_t size) {