Messages in this thread Patch in this message | | | Subject | [PATCH 3/3] irq-imx-gpcv2: Use common error handling code in imx_gpcv2_irqchip_init() | From | SF Markus Elfring <> | Date | Thu, 18 Jan 2018 22:17:19 +0100 |
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From: Markus Elfring <elfring@users.sourceforge.net> Date: Thu, 18 Jan 2018 22:00:05 +0100
Add a jump target so that a bit of exception handling can be better reused at the end of this function.
Signed-off-by: Markus Elfring <elfring@users.sourceforge.net> --- drivers/irqchip/irq-imx-gpcv2.c | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-)
diff --git a/drivers/irqchip/irq-imx-gpcv2.c b/drivers/irqchip/irq-imx-gpcv2.c index e62f22c84112..2dc348581877 100644 --- a/drivers/irqchip/irq-imx-gpcv2.c +++ b/drivers/irqchip/irq-imx-gpcv2.c @@ -233,16 +233,14 @@ static int __init imx_gpcv2_irqchip_init(struct device_node *node, cd->gpc_base = of_iomap(node, 0); if (!cd->gpc_base) { pr_err("fsl-gpcv2: unable to map gpc registers\n"); - kfree(cd); - return -ENOMEM; + goto free_data; } domain = irq_domain_add_hierarchy(parent_domain, 0, GPC_MAX_IRQS, node, &gpcv2_irqchip_data_domain_ops, cd); if (!domain) { iounmap(cd->gpc_base); - kfree(cd); - return -ENOMEM; + goto free_data; } irq_set_default_host(domain); @@ -272,6 +270,10 @@ static int __init imx_gpcv2_irqchip_init(struct device_node *node, */ of_node_clear_flag(node, OF_POPULATED); return 0; + +free_data: + kfree(cd); + return -ENOMEM; } IRQCHIP_DECLARE(imx_gpcv2, "fsl,imx7d-gpc", imx_gpcv2_irqchip_init); -- 2.15.1
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