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authorTrond Myklebust <Trond.Myklebust@netapp.com>2006-03-20 13:44:06 -0500
committerTrond Myklebust <Trond.Myklebust@netapp.com>2006-03-20 13:44:06 -0500
commit7bab377fcb495ee2e5a1cd69d235f8d84c76e3af (patch)
tree67f03fbc543632ccf71075af250635201b43801b /fs/lockd/clntproc.c
parent36943fa4b2701b9ef2d60084c85ecbe634aec252 (diff)
lockd: Don't expose the process pid to the NLM server
Instead we use the nlm_lockowner->pid. Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/lockd/clntproc.c')
-rw-r--r--fs/lockd/clntproc.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/fs/lockd/clntproc.c b/fs/lockd/clntproc.c
index 615a988a92a7..acc3eb13a02b 100644
--- a/fs/lockd/clntproc.c
+++ b/fs/lockd/clntproc.c
@@ -132,8 +132,10 @@ static void nlmclnt_setlockargs(struct nlm_rqst *req, struct file_lock *fl)
memcpy(&lock->fh, NFS_FH(fl->fl_file->f_dentry->d_inode), sizeof(struct nfs_fh));
lock->caller = system_utsname.nodename;
lock->oh.data = req->a_owner;
- lock->oh.len = sprintf(req->a_owner, "%d@%s",
- current->pid, system_utsname.nodename);
+ lock->oh.len = snprintf(req->a_owner, sizeof(req->a_owner), "%u@%s",
+ (unsigned int)fl->fl_u.nfs_fl.owner->pid,
+ system_utsname.nodename);
+ lock->svid = fl->fl_u.nfs_fl.owner->pid;
locks_copy_lock(&lock->fl, fl);
}
@@ -159,6 +161,7 @@ nlmclnt_setgrantargs(struct nlm_rqst *call, struct nlm_lock *lock)
/* set default data area */
call->a_args.lock.oh.data = call->a_owner;
+ call->a_args.lock.svid = lock->fl.fl_pid;
if (lock->oh.len > NLMCLNT_OHSIZE) {
void *data = kmalloc(lock->oh.len, GFP_KERNEL);