aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/tc
diff options
context:
space:
mode:
authorLevente Kurusa <levex@linux.com>2014-04-02 12:00:37 +0200
committerRalf Baechle <ralf@linux-mips.org>2014-06-26 10:48:23 +0100
commit5bb7889f440532f3dbbffdb6b3b0881a805abbce (patch)
tree0695a215dff706cd59a829bff10296fa10876eeb /drivers/tc
parentab6c15bc6620ebe220970cc040b29bcb2757f373 (diff)
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/tc')
-rw-r--r--drivers/tc/tc.c10
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;

Privacy Policy