Author: jhb
Date: Tue Nov 4 18:53:33 2008
New Revision: 184649
URL: http://svn.freebsd.org/changeset/base/184649
Log:
Don't leak a reference on the /compat/linux vnode everytime
the linprocfs 'mtab' file is read.
MFC after: 1 month
Modified:
head/sys/compat/linprocfs/linprocfs.c
Modified: head/sys/compat/linprocfs/linprocfs.c
==============================================================================
--- head/sys/compat/linprocfs/linprocfs.c Tue Nov 4 18:38:48 2008
(r184648)
+++ head/sys/compat/linprocfs/linprocfs.c Tue Nov 4 18:53:33 2008
(r184649)
@@ -318,11 +318,13 @@ linprocfs_domtab(PFS_FILL_ARGS)
NDINIT(&nd, LOOKUP, FOLLOW | MPSAFE, UIO_SYSSPACE, linux_emul_path, td);
flep = NULL;
error = namei(&nd);
- VFS_UNLOCK_GIANT(NDHASGIANT(&nd));
- if (error != 0 || vn_fullpath(td, nd.ni_vp, &dlep, &flep) != 0)
- lep = linux_emul_path;
- else
- lep = dlep;
+ lep = linux_emul_path;
+ if (error == 0) {
+ if (vn_fullpath(td, nd.ni_vp, &dlep, &flep) != 0)
+ lep = dlep;
+ vrele(nd.ni_vp);
+ VFS_UNLOCK_GIANT(NDHASGIANT(&nd));
+ }
lep_len = strlen(lep);
mtx_lock(&mountlist_mtx);
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