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]
Message-ID: <4A9DE3EA.1080602@rs.jp.nec.com>
Date:	Wed, 02 Sep 2009 12:18:02 +0900
From:	Akira Fujita <a-fujita@...jp.nec.com>
To:	Theodore Tso <tytso@....edu>
CC:	linux-ext4@...r.kernel.org
Subject: [PATCH 3/4]ext4: Return exchanged blocks count to user space in failure

ext4: Return exchanged blocks count to user space in failure

From: Akira Fujita <a-fujita@...jp.nec.com>

Return exchanged blocks count (moved_len) to user space,
if ext4_move_extents() failed on the way.

Signed-off-by: Akira Fujita <a-fujita@...jp.nec.com>
---
 fs/ext4/ioctl.c |    7 +++----
 1 files changed, 3 insertions(+), 4 deletions(-)

diff --git a/fs/ext4/ioctl.c b/fs/ext4/ioctl.c
index b0b434b..efd11c8 100644
--- a/fs/ext4/ioctl.c
+++ b/fs/ext4/ioctl.c
@@ -255,10 +255,9 @@ setversion_out:
 					me.donor_start, me.len, &me.moved_len);
 		fput(donor_filp);

-		if (!err)
-			if (copy_to_user((struct move_extent *)arg,
-				&me, sizeof(me)))
-				return -EFAULT;
+		if (copy_to_user((struct move_extent *)arg, &me, sizeof(me)))
+			return -EFAULT;
+
 		return err;
 	}
--
To unsubscribe from this list: send the line "unsubscribe linux-ext4" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html

Powered by blists - more mailing lists

Powered by Openwall GNU/*/Linux Powered by OpenVZ