3.2.56-rc1 review patch. If anyone has any objections, please let me know.
------------------
From: Hartmut Knaack <knaac...@gmx.de>
commit 38408d056188be29a6c4e17f3703c796551bb330 upstream.
Only free an IRQ in error_free_irq, if it has been requested previously.
Signed-off-by: Hartmut Knaack <knaac...@gmx.de>
Acked-by: Lars-Peter Clausen <l...@metafoo.de>
Signed-off-by: Jonathan Cameron <ji...@kernel.org>
Signed-off-by: Ben Hutchings <b...@decadent.org.uk>
---
drivers/staging/iio/adc/ad799x_core.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
--- a/drivers/staging/iio/adc/ad799x_core.c
+++ b/drivers/staging/iio/adc/ad799x_core.c
@@ -873,7 +873,8 @@ static int __devinit ad799x_probe(struct
return 0;
error_free_irq:
- free_irq(client->irq, indio_dev);
+ if (client->irq > 0)
+ free_irq(client->irq, indio_dev);
error_cleanup_ring:
ad799x_ring_cleanup(indio_dev);
error_disable_reg:
--
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