linux-kernel - [PATCH 17/31] media/i2c/tc358743: Initialize timer

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Message-Id: <1504222183-61202-18-git-send-email-keescook@chromium.org>
Date:   Thu, 31 Aug 2017 16:29:29 -0700
From:   Kees Cook <keescook@...omium.org>
To:     Thomas Gleixner <tglx@...utronix.de>
Cc:     Kees Cook <keescook@...omium.org>,
        Mats Randgaard <matrandg@...co.com>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        linux-media@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH 17/31] media/i2c/tc358743: Initialize timer

This converts to use setup_timer() to set callback and data, though it
doesn't look like this would have worked with timer checking enabled
since no init_timer() was ever called before.

Cc: Mats Randgaard <matrandg@...co.com>
Cc: Mauro Carvalho Chehab <mchehab@...nel.org>
Cc: linux-media@...r.kernel.org
Signed-off-by: Kees Cook <keescook@...omium.org>
---
 drivers/media/i2c/tc358743.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/media/i2c/tc358743.c b/drivers/media/i2c/tc358743.c
index 5788af238b86..94e722e0f4e0 100644
--- a/drivers/media/i2c/tc358743.c
+++ b/drivers/media/i2c/tc358743.c
@@ -1964,8 +1964,8 @@ static int tc358743_probe(struct i2c_client *client,
 	} else {
 		INIT_WORK(&state->work_i2c_poll,
 			  tc358743_work_i2c_poll);
-		state->timer.data = (unsigned long)state;
-		state->timer.function = tc358743_irq_poll_timer;
+		setup_timer(&state->timer, tc358743_irq_poll_timer,
+			    (unsigned long)state);
 		state->timer.expires = jiffies +
 				       msecs_to_jiffies(POLL_INTERVAL_MS);
 		add_timer(&state->timer);
-- 
2.7.4