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authorJohn Baldwin <jhb@FreeBSD.org>2011-12-09 17:49:34 +0000
committerJohn Baldwin <jhb@FreeBSD.org>2011-12-09 17:49:34 +0000
commite517e6f12c7737187950438799a3806ce5642ff4 (patch)
tree0b915424b33c81844740ad3e16df9bf3e1b074aa /sys/fs/devfs
parentcdea31e305c9a5bf471ee42a7a917d137bdaf041 (diff)
Notes
Diffstat (limited to 'sys/fs/devfs')
-rw-r--r--sys/fs/devfs/devfs_vnops.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/sys/fs/devfs/devfs_vnops.c b/sys/fs/devfs/devfs_vnops.c
index 22908b91aa8bd..408c98159dbf0 100644
--- a/sys/fs/devfs/devfs_vnops.c
+++ b/sys/fs/devfs/devfs_vnops.c
@@ -602,10 +602,14 @@ devfs_close_f(struct file *fp, struct thread *td)
int error;
struct file *fpop;
- fpop = td->td_fpop;
- td->td_fpop = fp;
+ /*
+ * NB: td may be NULL if this descriptor is closed due to
+ * garbage collection from a closed UNIX domain socket.
+ */
+ fpop = curthread->td_fpop;
+ curthread->td_fpop = fp;
error = vnops.fo_close(fp, td);
- td->td_fpop = fpop;
+ curthread->td_fpop = fpop;
/*
* The f_cdevpriv cannot be assigned non-NULL value while we