@@ -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;
}
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(+)