Messages in this thread Patch in this message | | | Date | Tue, 03 Feb 2015 17:22:14 +0100 | From | SF Markus Elfring <> | Subject | [PATCH 1/2] [media] DVB: Delete an unnecessary check before the function call "dvb_unregister_device" |
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From: Markus Elfring <elfring@users.sourceforge.net> 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@users.sourceforge.net> --- 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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