diff options
| author | Levente Kurusa <levex@linux.com> | 2014-04-02 12:00:37 +0200 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2014-06-26 10:48:23 +0100 |
| commit | 5bb7889f440532f3dbbffdb6b3b0881a805abbce (patch) | |
| tree | 0695a215dff706cd59a829bff10296fa10876eeb /drivers | |
| parent | ab6c15bc6620ebe220970cc040b29bcb2757f373 (diff) | |
| download | linux-5bb7889f440532f3dbbffdb6b3b0881a805abbce.tar.bz2 | |
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>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/tc/tc.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/tc/tc.c b/drivers/tc/tc.c index a8aaf6ac2ae2..946562389ca8 100644 --- a/drivers/tc/tc.c +++ b/drivers/tc/tc.c @@ -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; |