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-rw-r--r--elf/dl-minimal.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/elf/dl-minimal.c b/elf/dl-minimal.c
index da9c33f099..daf623318d 100644
--- a/elf/dl-minimal.c
+++ b/elf/dl-minimal.c
@@ -1,5 +1,5 @@
/* Minimal replacements for basic facilities used in the dynamic linker.
- Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc.
+ Copyright (C) 1995, 1996, 1997, 1998 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@@ -27,7 +27,7 @@
#include <errno.h>
/* Minimal `malloc' allocator for use while loading shared libraries.
- Only small blocks are allocated, and none are ever freed. */
+ No block is ever freed. */
static void *alloc_ptr, *alloc_end, *alloc_last_block;
@@ -61,13 +61,13 @@ malloc (size_t n)
{
/* Insufficient space left; allocate another page. */
caddr_t page;
- assert (n <= _dl_pagesize);
- page = __mmap (0, _dl_pagesize, PROT_READ|PROT_WRITE,
+ size_t nup = (n + _dl_pagesize - 1) & ~(_dl_pagesize - 1);
+ page = __mmap (0, nup, PROT_READ|PROT_WRITE,
MAP_ANON|MAP_PRIVATE, _dl_zerofd, 0);
assert (page != MAP_FAILED);
if (page != alloc_end)
alloc_ptr = page;
- alloc_end = page + _dl_pagesize;
+ alloc_end = page + nup;
}
alloc_last_block = (void *) alloc_ptr;