kern/175648: commit references a PR
dfilter service
dfilter at FreeBSD.ORG
Fri Mar 1 16:20:01 UTC 2013
The following reply was made to PR kern/175648; it has been noted by GNATS.
From: dfilter at FreeBSD.ORG (dfilter service)
To: bug-followup at FreeBSD.org
Cc:
Subject: Re: kern/175648: commit references a PR
Date: Fri, 1 Mar 2013 16:19:27 +0000 (UTC)
Author: jhb
Date: Fri Mar 1 16:19:09 2013
New Revision: 247554
URL: http://svnweb.freebsd.org/changeset/base/247554
Log:
MFC 246035:
- Compute the correct size to reallocate when doubling the size of the
array of loaded objects to avoid a buffer overrun.
- Use reallocf() to avoid leaking memory if the realloc() fails.
PR: kern/175648
Modified:
stable/8/lib/libproc/proc_rtld.c
Directory Properties:
stable/8/lib/libproc/ (props changed)
Modified: stable/8/lib/libproc/proc_rtld.c
==============================================================================
--- stable/8/lib/libproc/proc_rtld.c Fri Mar 1 16:18:40 2013 (r247553)
+++ stable/8/lib/libproc/proc_rtld.c Fri Mar 1 16:19:09 2013 (r247554)
@@ -44,7 +44,8 @@ map_iter(const rd_loadobj_t *lop, void *
if (phdl->nobjs >= phdl->rdobjsz) {
phdl->rdobjsz *= 2;
- phdl->rdobjs = realloc(phdl->rdobjs, phdl->rdobjsz);
+ phdl->rdobjs = reallocf(phdl->rdobjs, sizeof(*phdl->rdobjs) *
+ phdl->rdobjsz);
if (phdl->rdobjs == NULL)
return (-1);
}
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