use REALLOC_ARRAY for changing the allocation size of arrays

diff --git a/shallow.c b/shallow.c
index de07709e3358947062984970e85005ded224baf9..57f4afa6b40585c663d0df78494ce2108611ce4b 100644 (file)
--- a/shallow.c
+++ b/shallow.c
@@ -392,8 +392,7 @@ static uint32_t *paint_alloc(struct paint_info *info)
        void *p;
        if (!info->slab_count || info->free + size > info->end) {
                info->slab_count++;
-               info->slab = xrealloc(info->slab,
-                                     info->slab_count * sizeof(*info->slab));
+               REALLOC_ARRAY(info->slab, info->slab_count);
                info->free = xmalloc(COMMIT_SLAB_SIZE);
                info->slab[info->slab_count - 1] = info->free;
                info->end = info->free + COMMIT_SLAB_SIZE;