[media] DVB: Delete an unnecessary check before the function call “dvb_unregister_device”
Author: Markus Elfring <elfring@users.sourceforge.net>
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
Signed-off-by: Mauro Carvalho Chehab
---
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 55a217f..7a9dd25 100644
--- a/drivers/media/dvb-core/dvb_ca_en50221.c
+++ b/drivers/media/dvb-core/dvb_ca_en50221.c
@@ -1728,8 +1728,7 @@ 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);
} |
---
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 55a217f..7a9dd25 100644
--- a/drivers/media/dvb-core/dvb_ca_en50221.c
+++ b/drivers/media/dvb-core/dvb_ca_en50221.c
@@ -1728,8 +1728,7 @@ 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);
}