linux-kernel - [PATCH 03/14] staging: gasket: gasket_handle

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

Message-Id: <20180721125713.88501-6-toddpoynor@gmail.com>
Date:   Sat, 21 Jul 2018 05:56:44 -0700
From:   Todd Poynor <toddpoynor@...il.com>
To:     Rob Springer <rspringer@...gle.com>,
        John Joseph <jnjoseph@...gle.com>,
        Ben Chan <benchan@...omium.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     Zhongze Hu <frankhu@...omium.org>,
        Dmitry Torokhov <dtor@...omium.org>,
        Guenter Roeck <groeck@...omium.org>,
        devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org,
        Todd Poynor <toddpoynor@...gle.com>
Subject: [PATCH 03/14] staging: gasket: gasket_handle_ioctl fix ioctl exit trace param

From: Todd Poynor <toddpoynor@...gle.com>

Pass the return value from the device ioctl permissions callback to the
tracepoint when the callback returns an error.

Reported-by: Dmitry Torokhov <dtor@...omium.org>
Signed-off-by: Todd Poynor <toddpoynor@...gle.com>
---
 drivers/staging/gasket/gasket_ioctl.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/gasket/gasket_ioctl.c b/drivers/staging/gasket/gasket_ioctl.c
index dbe9fdef0c268..1b164ac7a0496 100644
--- a/drivers/staging/gasket/gasket_ioctl.c
+++ b/drivers/staging/gasket/gasket_ioctl.c
@@ -65,7 +65,7 @@ long gasket_handle_ioctl(struct file *filp, uint cmd, void __user *argp)
 	if (ioctl_permissions_cb) {
 		retval = ioctl_permissions_cb(filp, cmd, argp);
 		if (retval < 0) {
-			trace_gasket_ioctl_exit(-EPERM);
+			trace_gasket_ioctl_exit(retval);
 			return retval;
 		} else if (retval == 0) {
 			trace_gasket_ioctl_exit(-EPERM);
-- 
2.18.0.233.g985f88cf7e-goog