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Commit cd3f1d54 authored by Dmitry Kasatkin's avatar Dmitry Kasatkin Committed by Herbert Xu
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crypto: omap-sham - do not schedule tasklet if there is no active requests 



Signed-off-by: default avatarDmitry Kasatkin <dmitry.kasatkin@nokia.com>
Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent 0efd4d8a

drivers/crypto/omap-sham.c

+5 −0
Original line number Diff line number Diff line
@@ -1085,6 +1085,11 @@ static irqreturn_t omap_sham_irq(int irq, void *dev_id) 
				 SHA_REG_CTRL_OUTPUT_READY);

	omap_sham_read(dd, SHA_REG_CTRL);



	if (!test_bit(FLAGS_BUSY, &dd->flags)) {

		dev_warn(dd->dev, "Interrupt when no active requests.\n");

		return IRQ_HANDLED;

	}



	set_bit(FLAGS_OUTPUT_READY, &dd->flags);

	tasklet_schedule(&dd->done_task);