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authorMimi Zohar <zohar@linux.vnet.ibm.com>2009-06-26 14:05:27 -0400
committerJames Morris <jmorris@namei.org>2009-06-29 08:59:10 +1000
commit94e5d714f604d4cb4cb13163f01ede278e69258b (patch)
tree1f7f50f5eddf74e6930eaf0384538549f263b8fe /fs
parent79b854c549c62c54fa27f87e04465c01db889f8d (diff)
downloadlinux-94e5d714f604d4cb4cb13163f01ede278e69258b.tar.bz2
integrity: add ima_counts_put (updated)
This patch fixes an imbalance message as reported by J.R. Okajima. The IMA file counters are incremented in ima_path_check. If the actual open fails, such as ETXTBSY, decrement the counters to prevent unnecessary imbalance messages. Reported-by: J.R. Okajima <hooanon05@yahoo.co.jp> Signed-off-by: Mimi Zohar <zohar@us.ibm.com> Signed-off-by: James Morris <jmorris@namei.org>
Diffstat (limited to 'fs')
-rw-r--r--fs/namei.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/fs/namei.c b/fs/namei.c
index 5b961eb71cbf..f3c5b278895a 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -1761,6 +1761,10 @@ do_last:
goto exit;
}
filp = nameidata_to_filp(&nd, open_flag);
+ if (IS_ERR(filp))
+ ima_counts_put(&nd.path,
+ acc_mode & (MAY_READ | MAY_WRITE |
+ MAY_EXEC));
mnt_drop_write(nd.path.mnt);
if (nd.root.mnt)
path_put(&nd.root);
@@ -1817,6 +1821,9 @@ ok:
goto exit;
}
filp = nameidata_to_filp(&nd, open_flag);
+ if (IS_ERR(filp))
+ ima_counts_put(&nd.path,
+ acc_mode & (MAY_READ | MAY_WRITE | MAY_EXEC));
/*
* It is now safe to drop the mnt write
* because the filp has had a write taken