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Date: Mon, 15 Jul 2019 09:45:35 -0400 From: Sasha Levin <sashal@...nel.org> To: linux-kernel@...r.kernel.org, stable@...r.kernel.org Cc: Dmitry Osipenko <digetx@...il.com>, Peter De Schrijver <pdeschrijver@...dia.com>, Daniel Lezcano <daniel.lezcano@...aro.org>, Sasha Levin <sashal@...nel.org>, linux-tegra@...r.kernel.org Subject: [PATCH AUTOSEL 5.2 170/249] clocksource/drivers/tegra: Release all IRQ's on request_irq() error From: Dmitry Osipenko <digetx@...il.com> [ Upstream commit 7a3916706e858ad0bc3b5629c68168e1449de26a ] Release all requested IRQ's on the request error to properly clean up allocated resources. Signed-off-by: Dmitry Osipenko <digetx@...il.com> Acked-By: Peter De Schrijver <pdeschrijver@...dia.com> Signed-off-by: Daniel Lezcano <daniel.lezcano@...aro.org> Signed-off-by: Sasha Levin <sashal@...nel.org> --- drivers/clocksource/timer-tegra20.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/clocksource/timer-tegra20.c b/drivers/clocksource/timer-tegra20.c index 1e7ece279730..fe5cc0963ac9 100644 --- a/drivers/clocksource/timer-tegra20.c +++ b/drivers/clocksource/timer-tegra20.c @@ -288,7 +288,7 @@ static int __init tegra_init_timer(struct device_node *np) pr_err("%s: can't map IRQ for CPU%d\n", __func__, cpu); ret = -EINVAL; - goto out; + goto out_irq; } irq_set_status_flags(cpu_to->clkevt.irq, IRQ_NOAUTOEN); @@ -298,7 +298,8 @@ static int __init tegra_init_timer(struct device_node *np) if (ret) { pr_err("%s: cannot setup irq %d for CPU%d\n", __func__, cpu_to->clkevt.irq, cpu); - ret = -EINVAL; + irq_dispose_mapping(cpu_to->clkevt.irq); + cpu_to->clkevt.irq = 0; goto out_irq; } } -- 2.20.1
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