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TC: Handle device_register() errors. 

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

Signed-off-by: Levente Kurusa <levex@linux.com>
Acked-by: Maciej 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: Ralf Baechle <ralf@linux-mips.org>
hifive-unleashed-5.1
Levente Kurusa 2014-04-02 12:00:37 +02:00 committed by Ralf Baechle
parent ab6c15bc66
commit 5bb7889f44
1 changed files with 8 additions and 2 deletions
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10
drivers/tc/tc.c
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@ -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;