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spi: fsl: Call irq_dispose_mapping in err path 

Irq_dispose_mapping should be called in err path to release
the resources that irq_of_parse_and_map requested.

Signed-off-by: Liu Xiang <liu.xiang6@zte.com.cn>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Liu Xiang 2017-03-09 22:40:01 +08:00 committed by Mark Brown
parent fafd679407
commit 500a32abaf
1 changed files with 2 additions and 1 deletions
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3
drivers/spi/spi-fsl-spi.c
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@ -813,7 +813,7 @@ static int of_fsl_spi_probe(struct platform_device *ofdev)
struct device_node *np = ofdev->dev.of_node;
struct spi_master *master;
struct resource mem;
int irq, type;
int irq = 0, type;
int ret = -ENOMEM;
ret = of_mpc8xxx_spi_probe(ofdev);
@ -846,6 +846,7 @@ static int of_fsl_spi_probe(struct platform_device *ofdev)
return 0;
err:
irq_dispose_mapping(irq);
if (type == TYPE_FSL)
of_fsl_spi_free_chipselects(dev);
return ret;