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From: Navid Emamdoost <navid.emamdoost@gmail.com>
To: unlisted-recipients:; (no To-header on input)
Cc: emamd001@umn.edu, kjlu@umn.edu, smccaman@umn.edu,
	Navid Emamdoost <navid.emamdoost@gmail.com>,
	Daniel Lezcano <daniel.lezcano@linaro.org>,
	Thomas Gleixner <tglx@linutronix.de>,
	Florian Fainelli <f.fainelli@gmail.com>,
	Ray Jui <rjui@broadcom.com>,
	Scott Branden <sbranden@broadcom.com>,
	bcm-kernel-feedback-list@broadcom.com,
	Eric Anholt <eric@anholt.net>, Stefan Wahren <wahrenst@gmx.net>,
	linux-kernel@vger.kernel.org,
	linux-rpi-kernel@lists.infradead.org,
	linux-arm-kernel@lists.infradead.org
Subject: [PATCH] locking/atomics: Fix memory leak in bcm2835_timer_init
Date: Mon, 21 Oct 2019 15:13:59 -0500	[thread overview]
Message-ID: <20191021201400.2760-1-navid.emamdoost@gmail.com> (raw)

In the impelementation of bcm2835_timer_init() the allocated memory for
timer should be released if setup_irq() fails.

Fixes: 84c39b8b7d46 ("clocksource/drivers/bcm2835_timer: Unmap region obtained by of_iomap")
Signed-off-by: Navid Emamdoost <navid.emamdoost@gmail.com>
---
 drivers/clocksource/bcm2835_timer.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/clocksource/bcm2835_timer.c b/drivers/clocksource/bcm2835_timer.c
index 2b196cbfadb6..7b27cc53ce9c 100644
--- a/drivers/clocksource/bcm2835_timer.c
+++ b/drivers/clocksource/bcm2835_timer.c
@@ -121,6 +121,7 @@ static int __init bcm2835_timer_init(struct device_node *node)
 	ret = setup_irq(irq, &timer->act);
 	if (ret) {
 		pr_err("Can't set up timer IRQ\n");
+		kfree(timer);
 		goto err_iounmap;
 	}
 
-- 
2.17.1


             reply	other threads:[~2019-10-21 20:14 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-10-21 20:13 Navid Emamdoost [this message]
2019-10-21 20:46 ` Florian Fainelli

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