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Commit 5bb7889f authored by Levente Kurusa's avatar Levente Kurusa Committed by Ralf Baechle
Browse files

TC: Handle device_register() errors. 



Make the TURBOchannel driver bail out if the call to device_register()
failed.

Signed-off-by: default avatarLevente Kurusa <levex@linux.com>
Acked-by: default avatarMaciej W. Rozycki <macro@linux-mips.org>
Cc: LKML <linux-kernel@vger.kernel.org>
Cc: Linux MIPS <linux-mips@linux-mips.org>
Patchwork: https://patchwork.linux-mips.org/patch/6673/


Signed-off-by: default avatarRalf Baechle <ralf@linux-mips.org>
parent ab6c15bc

drivers/tc/tc.c

+8 −2
Original line number Diff line number Diff line
@@ -129,7 +129,10 @@ static void __init tc_bus_add_devices(struct tc_bus *tbus) 


		tc_device_get_irq(tdev);



		device_register(&tdev->dev);

		if (device_register(&tdev->dev)) {

			put_device(&tdev->dev);

			goto out_err;

		}

		list_add_tail(&tdev->node, &tbus->devices);



out_err:
@@ -148,7 +151,10 @@ static int __init tc_init(void) 


	INIT_LIST_HEAD(&tc_bus.devices);

	dev_set_name(&tc_bus.dev, "tc");

	device_register(&tc_bus.dev);

	if (device_register(&tc_bus.dev)) {

		put_device(&tc_bus.dev);

		return 0;

	}



	if (tc_bus.info.slot_size) {

		unsigned int tc_clock = tc_get_speed(&tc_bus) / 100000;