From: Rusty Russell <rusty@rustcorp.com.au>
Date: Tue, 22 Mar 2011 01:50:19 +0000 (+1030)
Subject: alloc: avoid arithmetic on void pointers.
X-Git-Url: https://git.ozlabs.org/?p=ccan;a=commitdiff_plain;h=414da16fc2996a74f19f47ab7379ca61a723b425;hp=086a4e1915a8307c08320900df0099842a894135

alloc: avoid arithmetic on void pointers.
---

diff --git a/ccan/alloc/alloc.c b/ccan/alloc/alloc.c
index e9aaf3dd..4b3c03ce 100644
--- a/ccan/alloc/alloc.c
+++ b/ccan/alloc/alloc.c
@@ -422,7 +422,8 @@ static void del_large_from_small_free_list(struct header *head,
 
 	for (i = 0; i < SMALL_PAGES_PER_LARGE_PAGE; i++) {
 		del_from_list(head, &head->small_free_list,
-			      (void *)ph + (i << sp_bits),
+			      (struct page_header *)((char *)ph 
+						     + (i << sp_bits)),
 			      sp_bits);
 	}
 }