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authorMaxime Ripard <maxime.ripard@free-electrons.com>2015-05-02 18:03:25 +0300
committerThomas Gleixner <tglx@linutronix.de>2015-05-05 11:35:58 +0300
commit9fa8cc0a85c774b75218ba5f385792be387c190b (patch)
tree3f72e674863c1e63531b9d9a1f2764a650a26255 /drivers/clocksource/timer-sun5i.c
parentbd580e7ed4add8ce9b2c1dd1911f8fb9d444128b (diff)
downloadlinux-9fa8cc0a85c774b75218ba5f385792be387c190b.tar.xz
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>
Diffstat (limited to 'drivers/clocksource/timer-sun5i.c')
-rw-r--r--drivers/clocksource/timer-sun5i.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/clocksource/timer-sun5i.c b/drivers/clocksource/timer-sun5i.c
index 28aa4b7bb602..0ffb4ea7c925 100644
--- a/drivers/clocksource/timer-sun5i.c
+++ b/drivers/clocksource/timer-sun5i.c
@@ -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);