[PATCH 1/2] Added use of xmalloc() on diff-delta.c

@@ -157,9 +157,8 @@ struct delta_index * create_delta_index(const void *buf, unsigned long bufsize)
 	memsize = sizeof(*index) +
 		  sizeof(*hash) * hsize +
 		  sizeof(*entry) * entries;
-	mem = malloc(memsize);
-	if (!mem)
-		return NULL;
+	mem = xmalloc(memsize);
+
 	index = mem;
 	mem = index + 1;
 	hash = mem;

@@ -258,9 +257,7 @@ create_delta(const struct delta_index *index,
 	outsize = 8192;
 	if (max_size && outsize >= max_size)
 		outsize = max_size + MAX_OP_SIZE + 1;
-	out = malloc(outsize);
-	if (!out)
-		return NULL;
+	out = xmalloc(outsize);
 
 	/* store reference buffer size */
 	i = index->src_size;

@@ -1254,8 +1254,6 @@ static int try_delta(struct unpacked *trg, struct unpacked *src,
 	}
 	if (!src->index) {
 		src->index = create_delta_index(src->data, src_size);
-		if (!src->index)
-			die("out of memory");
 	}
 
 	delta_buf = create_delta(src->index, trg->data, trg_size, &delta_size, max_size);