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media: tm6000: add error handling for dvb_register_adapter

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When dvb_register_adapter fails, the lack of error-handling code may
cause unexpected results.

This patch adds error-handling code after calling dvb_register_adapter.

Signed-off-by: Zhouyang Jia <jiazhouyang09@gmail.com>
[hans.verkuil@cisco.com: use pr_err and fix typo: adater -> adapter]
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
This commit is contained in:
Zhouyang Jia 2018-06-11 00:39:20 -04:00 committed by Mauro Carvalho Chehab
parent 6c8871baeb
commit e95d7c6eb9
1 changed files with 5 additions and 0 deletions
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5
drivers/media/usb/tm6000/tm6000-dvb.c
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@ -266,6 +266,11 @@ static int register_dvb(struct tm6000_core *dev)
ret = dvb_register_adapter(&dvb->adapter, "Trident TVMaster 6000 DVB-T",
THIS_MODULE, &dev->udev->dev, adapter_nr);
if (ret < 0) {
pr_err("tm6000: couldn't register the adapter!\n");
goto err;
}
dvb->adapter.priv = dev;
if (dvb->frontend) {