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| author | Thomas Gleixner <tglx@linutronix.de> | 2009-12-09 14:19:35 +0000 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2010-10-30 08:45:42 -0400 |
| commit | 207032051a5ed38df332729ba42e98e9a1e60434 (patch) | |
| tree | 632311aa731ce8cda33888b54816837f2d1529bd /kernel | |
| parent | 3c80fe4ac9cfb13b1bfa4edf1544e8b656716694 (diff) | |
| download | kernel-common-207032051a5ed38df332729ba42e98e9a1e60434.tar.gz kernel-common-207032051a5ed38df332729ba42e98e9a1e60434.tar.bz2 kernel-common-207032051a5ed38df332729ba42e98e9a1e60434.zip | |
audit: Do not send uninitialized data for AUDIT_TTY_GET
audit_receive_msg() sends uninitialized data for AUDIT_TTY_GET when
the task was not found.
Send reply only when task was found.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Cc: Eric Paris <eparis@redhat.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/audit.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/kernel/audit.c b/kernel/audit.c index 8429afea37bf..57f4038694d1 100644 --- a/kernel/audit.c +++ b/kernel/audit.c @@ -884,8 +884,10 @@ static int audit_receive_msg(struct sk_buff *skb, struct nlmsghdr *nlh) spin_unlock_irq(&tsk->sighand->siglock); } read_unlock(&tasklist_lock); - audit_send_reply(NETLINK_CB(skb).pid, seq, AUDIT_TTY_GET, 0, 0, - &s, sizeof(s)); + + if (!err) + audit_send_reply(NETLINK_CB(skb).pid, seq, + AUDIT_TTY_GET, 0, 0, &s, sizeof(s)); break; } case AUDIT_TTY_SET: { |