linux-kernel - [PATCH 4/4] Report each FAT mount and mount options.

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 for Android: free password hash cracker in your pocket

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

Message-Id: <1289384592-4881-4-git-send-email-bug-track@fisher-privat.net>
Date:	Wed, 10 Nov 2010 11:23:12 +0100
From:	Alexey Fisher <bug-track@...her-privat.net>
To:	<linux-kernel@...r.kernel.org>, joe@...ches.com,
	hirofumi@...l.parknet.co.jp
Cc:	Alexey Fisher <bug-track@...her-privat.net>
Subject: [PATCH 4/4] Report each FAT mount and mount options.

Report each mount and mount options. Example:
FAT-fs (sdc1): Mounted. Opts: uid=1000,gid=1000,shortname=mixed,dmask=0077,utf8=1,showexec,flush

Signed-off-by: Alexey Fisher <bug-track@...her-privat.net>
---
 fs/fat/inode.c |    6 ++++++
 1 files changed, 6 insertions(+), 0 deletions(-)

diff --git a/fs/fat/inode.c b/fs/fat/inode.c
index a85adf8..75d936f 100644
--- a/fs/fat/inode.c
+++ b/fs/fat/inode.c
@@ -552,6 +552,8 @@ static int fat_remount(struct super_block *sb, int *flags, char *data)
 {
 	struct msdos_sb_info *sbi = MSDOS_SB(sb);
 	*flags |= MS_NODIRATIME | (sbi->options.isvfat ? 0 : MS_NOATIME);
+
+	fat_msg(sb, KERN_INFO, "re-mounted. Opts: %s", data);
 	return 0;
 }
 
@@ -1249,6 +1251,7 @@ int fat_fill_super(struct super_block *sb, void *data, int silent,
 	unsigned int media;
 	long error;
 	char buf[50];
+	char *orig_data = kstrdup(data, GFP_KERNEL);
 
 	/*
 	 * GFP_KERNEL is ok here, because while we do hold the
@@ -1503,6 +1506,9 @@ int fat_fill_super(struct super_block *sb, void *data, int silent,
 		goto out_fail;
 	}
 
+	fat_msg(sb, KERN_INFO, "Mounted. Opts: %s", orig_data);
+	kfree(orig_data);
+
 	return 0;
 
 out_invalid:
-- 
1.7.1

--
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/