linux-kernel - [PATCH 2/3] f2fs crypto: check dir entry just for directory

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Date:	Mon, 25 May 2015 18:08:08 +0800
From:	Chao Yu <chao2.yu@...sung.com>
To:	Jaegeuk Kim <jaegeuk@...nel.org>,
	Changman Lee <cm224.lee@...sung.com>
Cc:	linux-f2fs-devel@...ts.sourceforge.net,
	linux-kernel@...r.kernel.org
Subject: [PATCH 2/3] f2fs crypto: check dir entry just for directory

This patch fixes to add a judgement condition to verify type of the
target inode before empty directory verification.

So wrong verification could be avoided for non-directory inode.

Signed-off-by: Chao Yu <chao2.yu@...sung.com>
---
 fs/f2fs/crypto_policy.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/f2fs/crypto_policy.c b/fs/f2fs/crypto_policy.c
index bef254b..56b2ac0 100644
--- a/fs/f2fs/crypto_policy.c
+++ b/fs/f2fs/crypto_policy.c
@@ -93,7 +93,7 @@ int f2fs_process_policy(const struct f2fs_encryption_policy *policy,
 		return -EINVAL;
 
 	if (!f2fs_inode_has_encryption_context(inode)) {
-		if (!f2fs_empty_dir(inode))
+		if (S_ISDIR(inode->i_mode) && !f2fs_empty_dir(inode))
 			return -ENOTEMPTY;
 		return f2fs_create_encryption_context_from_policy(inode,
 								  policy);
-- 
2.3.0


--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/