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: Alexander Stein <[email protected]> --- drivers/gpio/gpio-mcp23s08.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/drivers/gpio/gpio-mcp23s08.c b/drivers/gpio/gpio-mcp23s08.c index 8488e2f..d5e9586 100644 --- a/drivers/gpio/gpio-mcp23s08.c +++ b/drivers/gpio/gpio-mcp23s08.c @@ -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) -- 2.0.4 -- To unsubscribe from this list: send the line "unsubscribe linux-gpio" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
