From b1a3f96a8139c5ed3aac7b8a77b06ba4c0a877c7 Mon Sep 17 00:00:00 2001
From: Justus Winter <4winter@informatik.uni-hamburg.de>
Date: Tue, 16 Jul 2013 10:51:20 +0200
Subject: Fix procfs_node_chmod

Formerly only the mode_t bits cut out by S_IFMT were preserved, but
this does not include S_IPTRANS. Fix this by preserving everything but
the permission bits.

* procfs.c (procfs_node_chmod): Fix bitmask.
---
 procfs.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/procfs.c b/procfs.c
index ae5a676..aa785d3 100644
--- a/procfs.c
+++ b/procfs.c
@@ -93,7 +93,7 @@ void procfs_node_chown (struct node *np, uid_t owner)
 
 void procfs_node_chmod (struct node *np, mode_t mode)
 {
-  np->nn_stat.st_mode = (np->nn_stat.st_mode & S_IFMT) | mode;
+  np->nn_stat.st_mode = (np->nn_stat.st_mode & ~ALLPERMS) | mode;
   np->nn_translated = np->nn_stat.st_mode;
 }
 
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