lkml.org 
[lkml]   [2008]   [Jun]   [8]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
Date
From
SubjectMissing patch from stable [2/7]
Hi,

this patch from mainline seems suitable for -stable, but was not proposed
for inclusion. I think we should include it for next review unless the
author disagrees.

Thanks,
Willy
--

From 2f9b12a31fcb738ea8c9eb0d4ddf906c6f1d696c Mon Sep 17 00:00:00 2001
From: Michael Halcrow <mhalcrow@us.ibm.com>
Date: Tue, 29 Apr 2008 00:59:52 -0700
Subject: eCryptfs: protect crypt_stat->flags in ecryptfs_open()

Make sure crypt_stat->flags is protected with a lock in ecryptfs_open().

Signed-off-by: Michael Halcrow <mhalcrow@us.ibm.com>
Cc: Al Viro <viro@ZenIV.linux.org.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
fs/ecryptfs/file.c | 2 ++
1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/fs/ecryptfs/file.c b/fs/ecryptfs/file.c
index 2b8f5ed..2258b8f 100644
--- a/fs/ecryptfs/file.c
+++ b/fs/ecryptfs/file.c
@@ -195,7 +195,9 @@ static int ecryptfs_open(struct inode *inode, struct file *file)
file, ecryptfs_inode_to_private(inode)->lower_file);
if (S_ISDIR(ecryptfs_dentry->d_inode->i_mode)) {
ecryptfs_printk(KERN_DEBUG, "This is a directory\n");
+ mutex_lock(&crypt_stat->cs_mutex);
crypt_stat->flags &= ~(ECRYPTFS_ENCRYPTED);
+ mutex_unlock(&crypt_stat->cs_mutex);
rc = 0;
goto out;
}
--
1.5.3.8


\
 
 \ /
  Last update: 2008-06-08 11:05    [W:0.031 / U:0.120 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site