From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
Date: Tue, 3 Feb 2015 16:01:40 +0100
The dvb_unregister_device() function tests whether its argument is NULL
and then returns immediately. Thus the test around the call is not needed.
This issue was detected by using the Coccinelle software.
Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
---
drivers/media/dvb-core/dvb_ca_en50221.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/media/dvb-core/dvb_ca_en50221.c b/drivers/media/dvb-core/dvb_ca_en50221.c
index 0aac309..b999689 100644
--- a/drivers/media/dvb-core/dvb_ca_en50221.c
+++ b/drivers/media/dvb-core/dvb_ca_en50221.c
@@ -1726,8 +1726,7 @@ int dvb_ca_en50221_init(struct dvb_adapter *dvb_adapter,
error:
if (ca != NULL) {
- if (ca->dvbdev != NULL)
- dvb_unregister_device(ca->dvbdev);
+ dvb_unregister_device(ca->dvbdev);
kfree(ca->slot_info);
kfree(ca);
}
--
2.2.2
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