linux-kernel - [PATCH] tty: audit: remove unused variable

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Message-Id: <1456216211-23509-1-git-send-email-sudipm.mukherjee@gmail.com>
Date:	Tue, 23 Feb 2016 14:00:11 +0530
From:	Sudip Mukherjee <sudipm.mukherjee@...il.com>
To:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Jiri Slaby <jslaby@...e.com>
Cc:	linux-kernel@...r.kernel.org,
	Sudip Mukherjee <sudipm.mukherjee@...il.com>
Subject: [PATCH] tty: audit: remove unused variable

While building with W=1 we were getting build warning:
drivers/tty/tty_audit.c:149:16: warning: variable 'sessionid' set but not used

The local variable sessionid was only assigned the value of
current->sessionid but was never reused.

Signed-off-by: Sudip Mukherjee <sudip.mukherjee@...ethink.co.uk>
---
 drivers/tty/tty_audit.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/drivers/tty/tty_audit.c b/drivers/tty/tty_audit.c
index 66d53fc..81fe3fb 100644
--- a/drivers/tty/tty_audit.c
+++ b/drivers/tty/tty_audit.c
@@ -146,10 +146,8 @@ void tty_audit_tiocsti(struct tty_struct *tty, char ch)
 
 	if (audit_enabled) {
 		kuid_t auid;
-		unsigned int sessionid;
 
 		auid = audit_get_loginuid(current);
-		sessionid = audit_get_sessionid(current);
 		tty_audit_log("ioctl=TIOCSTI", dev, &ch, 1);
 	}
 }
-- 
1.9.1