clocksource: sun5i: Fix of_io_request_and_map error check

of_io_request_and map returns an error pointer, but the current code assumes
that on error the returned pointer will be NULL.

Obviously, that makes the check completely useless. Change the test to actually
check for the proper error code.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Cc: Daniel Lezcano <daniel.lezcano@linaro.org>
Link: http://lkml.kernel.org/r/1430579006-32702-6-git-send-email-maxime.ripard@free-electrons.com
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
This commit is contained in:
Maxime Ripard 2015-05-02 17:03:25 +02:00 committed by Thomas Gleixner
parent bd580e7ed4
commit 9fa8cc0a85

View file

@ -324,7 +324,7 @@ static void __init sun5i_timer_init(struct device_node *node)
int irq;
timer_base = of_io_request_and_map(node, 0, of_node_full_name(node));
if (!timer_base)
if (IS_ERR(timer_base))
panic("Can't map registers");
irq = irq_of_parse_and_map(node, 0);