fix some void * arithmetic by casting

1 files changed, 4 insertions, 4 deletions

diff --git a/src/lib/libc/stdlib/malloc.c b/src/lib/libc/stdlib/malloc.c
index 2b51f61f38..09baaf962d 100644
--- a/src/lib/libc/stdlib/malloc.c
+++ b/src/lib/libc/stdlib/malloc.c
@@ -1,4 +1,4 @@
-/*      $OpenBSD: malloc.c,v 1.205 2016/10/21 06:55:09 otto Exp $       */
+/*      $OpenBSD: malloc.c,v 1.206 2016/10/21 15:39:31 otto Exp $       */
 /*
  * Copyright (c) 2008, 2010, 2011, 2016 Otto Moerbeek <otto@drijf.net>
  * Copyright (c) 2012 Matthew Dempsky <matthew@openbsd.org>
@@ -664,10 +664,10 @@ omalloc_poolinit(struct dir_info **dp)
         if ((p = MMAP(DIR_INFO_RSZ + (MALLOC_PAGESIZE * 2))) == MAP_FAILED)
                 wrterror(NULL, "malloc init mmap failed");
         mprotect(p, MALLOC_PAGESIZE, PROT_NONE);
-        mprotect(p + MALLOC_PAGESIZE + DIR_INFO_RSZ,
+        mprotect((char *)p + MALLOC_PAGESIZE + DIR_INFO_RSZ,
             MALLOC_PAGESIZE, PROT_NONE);
         d_avail = (DIR_INFO_RSZ - sizeof(*d)) >> MALLOC_MINSHIFT;
-        d = (struct dir_info *)(p + MALLOC_PAGESIZE +
+        d = (struct dir_info *)((char *)p + MALLOC_PAGESIZE +
             (arc4random_uniform(d_avail) << MALLOC_MINSHIFT));
 
         rbytes_init(d);
@@ -727,7 +727,7 @@ omalloc_grow(struct dir_info *d)
         }
         /* avoid pages containing meta info to end up in cache */
         if (munmap(d->r, d->regions_total * sizeof(struct region_info)))
-                wrterror(d, "munmap %p", d->r);
+                wrterror(d, "munmap %p", (void *)d->r);
         else
                 STATS_SUB(d->malloc_used,
                     d->regions_total * sizeof(struct region_info));