Messages in this thread Patch in this message | | | From | Bharat Bhushan <> | Subject | [PATCH] soc: fsl: dpio: fix cpu range check | Date | Mon, 14 Jan 2019 05:12:08 +0000 |
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cpu_possible(cpu) will always return true when cpu parameter is from cpumask_next(). Check for nr_cpu_ids rather than !cpu_possible(cpu).
Signed-off-by: Bharat Bhushan <Bharat.Bhushan@nxp.com> --- drivers/soc/fsl/dpio/dpio-driver.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/soc/fsl/dpio/dpio-driver.c b/drivers/soc/fsl/dpio/dpio-driver.c index e58fcc9096e8..eb369dd9e0a7 100644 --- a/drivers/soc/fsl/dpio/dpio-driver.c +++ b/drivers/soc/fsl/dpio/dpio-driver.c @@ -133,7 +133,7 @@ static int dpaa2_dpio_probe(struct fsl_mc_device *dpio_dev) else next_cpu = cpumask_next(next_cpu, cpu_online_mask); - if (!cpu_possible(next_cpu)) { + if (next_cpu >= nr_cpu_ids) { dev_err(dev, "probe failed. Number of DPIOs exceeds NR_CPUS.\n"); err = -ERANGE; goto err_allocate_irqs; -- 2.20.1
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