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Check for NULL pointer before freeing a struct sockaddr. m_freem() can handle

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NULL, buf free() can't.
This commit is contained in:
Luoqi Chen 1998-09-01 02:31:52 +00:00
parent aa53a702c9
commit 4ef872a4c5
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=38718
3 changed files with 9 additions and 6 deletions
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5
sys/nfs/nfs_syscalls.c
View File

@ -34,7 +34,7 @@
* SUCH DAMAGE.
*
* @(#)nfs_syscalls.c 8.5 (Berkeley) 3/30/95
* $Id: nfs_syscalls.c,v 1.41 1998/05/31 20:08:55 peter Exp $
* $Id: nfs_syscalls.c,v 1.42 1998/08/23 03:07:16 wollman Exp $
*/
#include <sys/param.h>
@ -721,7 +721,8 @@ nfssvc_nfsd(nsd, argp, p)
if (nfsrtton)
nfsd_rt(sotype, nd, cacherep);
m_freem(nd->nd_mrep);
FREE(nd->nd_nam2, M_SONAME);
if (nd->nd_nam2)
FREE(nd->nd_nam2, M_SONAME);
break;
};
if (nd) {

5
sys/nfsclient/nfs_nfsiod.c
View File

@ -34,7 +34,7 @@
* SUCH DAMAGE.
*
* @(#)nfs_syscalls.c 8.5 (Berkeley) 3/30/95
* $Id: nfs_syscalls.c,v 1.41 1998/05/31 20:08:55 peter Exp $
* $Id: nfs_syscalls.c,v 1.42 1998/08/23 03:07:16 wollman Exp $
*/
#include <sys/param.h>
@ -721,7 +721,8 @@ nfssvc_nfsd(nsd, argp, p)
if (nfsrtton)
nfsd_rt(sotype, nd, cacherep);
m_freem(nd->nd_mrep);
FREE(nd->nd_nam2, M_SONAME);
if (nd->nd_nam2)
FREE(nd->nd_nam2, M_SONAME);
break;
};
if (nd) {

5
sys/nfsserver/nfs_syscalls.c
View File

@ -34,7 +34,7 @@
* SUCH DAMAGE.
*
* @(#)nfs_syscalls.c 8.5 (Berkeley) 3/30/95
* $Id: nfs_syscalls.c,v 1.41 1998/05/31 20:08:55 peter Exp $
* $Id: nfs_syscalls.c,v 1.42 1998/08/23 03:07:16 wollman Exp $
*/
#include <sys/param.h>
@ -721,7 +721,8 @@ nfssvc_nfsd(nsd, argp, p)
if (nfsrtton)
nfsd_rt(sotype, nd, cacherep);
m_freem(nd->nd_mrep);
FREE(nd->nd_nam2, M_SONAME);
if (nd->nd_nam2)
FREE(nd->nd_nam2, M_SONAME);
break;
};
if (nd) {