(new_item, record_relation): Use `sizeof *var' rather

than `sizeof EXPLICIT_TYPE'.
The former is more maintainable and usually shorter.

diff --git a/src/tsort.c b/src/tsort.c
index c6b7855a45b66d9abd712ded26a7f916271fb69d..3cae86d2065c6c785bf64d58c1d26a7424c815fe 100644 (file)
--- a/src/tsort.c
+++ b/src/tsort.c
@@ -111,7 +111,7 @@ With no FILE, or when FILE is -, read standard input.\n\
 static struct item *
 new_item (const char *str)
 {
-  struct item *k = xmalloc (sizeof (struct item));
+  struct item *k = xmalloc (sizeof *k);
 
   k->str = (str ? xstrdup (str): NULL);
   k->left = k->right = NULL;
@@ -286,7 +286,7 @@ record_relation (struct item *j, struct item *k)
   if (!STREQ (j->str, k->str))
     {
       k->count++;
-      p = xmalloc (sizeof (struct successor));
+      p = xmalloc (sizeof *p);
       p->suc = k;
       p->next = j->top;
       j->top = p;