if (s->slab_count <= nth_slab) { \
int i; \
s->slab = xrealloc(s->slab, \
- (nth_slab + 1) * sizeof(s->slab)); \
+ (nth_slab + 1) * sizeof(*s->slab)); \
stat_ ##slabname## realloc++; \
for (i = s->slab_count; i <= nth_slab; i++) \
s->slab[i] = NULL; \