* [PATCH] clocksource: tegra20_timer: Unmap region obtained by of_iomap
@ 2016-09-21 15:53 Arvind Yadav
0 siblings, 0 replies; only message in thread
From: Arvind Yadav @ 2016-09-21 15:53 UTC (permalink / raw)
To: daniel.lezcano, tglx, swarren, thierry.reding, gnurou
Cc: linux-kernel, linux-tegra
Free memory mapping, if tegra20_init_timer is not successful.
Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
---
drivers/clocksource/tegra20_timer.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/clocksource/tegra20_timer.c b/drivers/clocksource/tegra20_timer.c
index f960891..adcd7f4 100644
--- a/drivers/clocksource/tegra20_timer.c
+++ b/drivers/clocksource/tegra20_timer.c
@@ -180,6 +180,7 @@ static int __init tegra20_init_timer(struct device_node *np)
tegra_timer_irq.irq = irq_of_parse_and_map(np, 2);
if (tegra_timer_irq.irq <= 0) {
pr_err("Failed to map timer IRQ\n");
+ iounmap(timer_reg_base);
return -EINVAL;
}
@@ -216,6 +217,7 @@ static int __init tegra20_init_timer(struct device_node *np)
clocksource_mmio_readl_up);
if (ret) {
pr_err("Failed to register clocksource\n");
+ iounmap(timer_reg_base);
return ret;
}
@@ -227,6 +229,7 @@ static int __init tegra20_init_timer(struct device_node *np)
ret = setup_irq(tegra_timer_irq.irq, &tegra_timer_irq);
if (ret) {
pr_err("Failed to register timer IRQ: %d\n", ret);
+ iounmap(timer_reg_base);
return ret;
}
--
2.7.4
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