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clocksource/drivers/qcom: Add missing iounmap() on errors in msm_dt_timer_init()

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Add the missing iounmap() when clock frequency fails to get read by the
of_property_read_u32() call, or if the call to msm_timer_init() fails.

Fixes: 6e3321631a ("ARM: msm: Add DT support to msm_timer")
Signed-off-by: Ankit Agrawal <agrawal.ag.ankit@gmail.com>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Link: https://lore.kernel.org/r/20240713095713.GA430091@bnew-VirtualBox
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
This commit is contained in:
Ankit Agrawal 2024-07-13 15:27:13 +05:30 committed by Daniel Lezcano
parent 414b2fb4bb
commit ca140a0dc0
1 changed files with 6 additions and 1 deletions
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7
drivers/clocksource/timer-qcom.c
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@ -233,6 +233,7 @@ static int __init msm_dt_timer_init(struct device_node *np)
}
if (of_property_read_u32(np, "clock-frequency", &freq)) {
iounmap(cpu0_base);
pr_err("Unknown frequency\n");
return -EINVAL;
}
@ -243,7 +244,11 @@ static int __init msm_dt_timer_init(struct device_node *np)
freq /= 4;
writel_relaxed(DGT_CLK_CTL_DIV_4, source_base + DGT_CLK_CTL);
return msm_timer_init(freq, 32, irq, !!percpu_offset);
ret = msm_timer_init(freq, 32, irq, !!percpu_offset);
if (ret)
iounmap(cpu0_base);
return ret;
}
TIMER_OF_DECLARE(kpss_timer, "qcom,kpss-timer", msm_dt_timer_init);
TIMER_OF_DECLARE(scss_timer, "qcom,scss-timer", msm_dt_timer_init);