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[media] sir_ir: attempt to free already free_irq

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If the probe fails (e.g. port already in use), rmmod causes null deref.

Signed-off-by: Sean Young <sean@mess.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
This commit is contained in:
Sean Young 2017-05-17 14:32:50 -03:00 committed by Mauro Carvalho Chehab
parent da731edb5b
commit 1beb5a7d1b
1 changed files with 2 additions and 2 deletions
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4
drivers/media/rc/sir_ir.c
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@ -381,6 +381,8 @@ static int sir_ir_probe(struct platform_device *dev)
static int sir_ir_remove(struct platform_device *dev)
{
drop_hardware();
drop_port();
return 0;
}
@ -421,8 +423,6 @@ pdev_alloc_fail:
static void __exit sir_ir_exit(void)
{
drop_hardware();
drop_port();
platform_device_unregister(sir_ir_dev);
platform_driver_unregister(&sir_ir_driver);
}