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Commit 1c649f4c authored by Alexander Stein's avatar Alexander Stein Committed by Linus Walleij
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gpio: mcp23s08: Do not free unrequested interrupt 



If devm_request_threaded_irq fails for some reason we call
mcp23s08_irq_teardown afterwards.
Do not free the unrequested interrupt in this case. free_irq can also be
omitted for the error free case because we use devm_request_threaded_irq.

Signed-off-by: default avatarAlexander Stein <alexander.stein@systec-electronic.com>
Signed-off-by: default avatarLinus Walleij <linus.walleij@linaro.org>
parent 1fd2b49d

drivers/gpio/gpio-mcp23s08.c

+0 −2
Original line number Diff line number Diff line
@@ -514,8 +514,6 @@ static void mcp23s08_irq_teardown(struct mcp23s08 *mcp) 
{

	unsigned int irq, i;



	free_irq(mcp->irq, mcp);



	for (i = 0; i < mcp->chip.ngpio; i++) {

		irq = irq_find_mapping(mcp->irq_domain, i);

		if (irq > 0)