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Commit 1c8ea5ae authored by Andrew Morton's avatar Andrew Morton Committed by David S. Miller
Browse files

[IRDA] irda_device_dongle_init: fix kzalloc(GFP_KERNEL) in spinlock 

Fix http://bugzilla.kernel.org/show_bug.cgi?id=8343



Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarSamuel Ortiz <samuel@sortiz.org>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 14690fc6

net/irda/irda_device.c

+8 −13
Original line number Diff line number Diff line
@@ -375,7 +375,7 @@ EXPORT_SYMBOL(alloc_irdadev); 
dongle_t *irda_device_dongle_init(struct net_device *dev, int type)

{

	struct dongle_reg *reg;

	dongle_t *dongle = NULL;

	dongle_t *dongle = kzalloc(sizeof(dongle_t), GFP_KERNEL);



	might_sleep();
@@ -397,19 +397,14 @@ dongle_t *irda_device_dongle_init(struct net_device *dev, int type) 
	if (!reg || !try_module_get(reg->owner) ) {

		IRDA_ERROR("IrDA: Unable to find requested dongle type %x\n",

			   type);

		goto out;

		kfree(dongle);

		dongle = NULL;

	}



	/* Allocate dongle info for this instance */

	dongle = kzalloc(sizeof(dongle_t), GFP_KERNEL);

	if (!dongle)

		goto out;



	if (dongle) {

		/* Bind the registration info to this particular instance */

		dongle->issue = reg;

		dongle->dev = dev;



 out:

	}

	spin_unlock(&dongles->hb_spinlock);

	return dongle;

}