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authorMarkus Elfring <elfring@users.sourceforge.net>2015-12-11 12:27:53 +0100
committerDavid S. Miller <davem@davemloft.net>2015-12-14 16:16:44 -0500
commite043046a5a29bebe7e9a68b92c4580e2888f8ed3 (patch)
tree900fadc491e47326cd6e0380a9e88f11e5447c15 /drivers
parentf0c59aff88c0ff58f290fee55b9552fcd953d410 (diff)
s390-ctcm: Delete unnecessary checks before the function call "channel_remove"
The channel_remove() function tests whether its argument is NULL and then returns immediately. Thus the test around the calls is not needed. This issue was detected by using the Coccinelle software. Signed-off-by: Markus Elfring <elfring@users.sourceforge.net> Signed-off-by: Ursula Braun <ubraun@linux.vnet.ibm.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/s390/net/ctcm_main.c7
1 files changed, 2 insertions, 5 deletions
diff --git a/drivers/s390/net/ctcm_main.c b/drivers/s390/net/ctcm_main.c
index 05c37d6d4afe..c3e22523faf3 100644
--- a/drivers/s390/net/ctcm_main.c
+++ b/drivers/s390/net/ctcm_main.c
@@ -1677,11 +1677,8 @@ static int ctcm_shutdown_device(struct ccwgroup_device *cgdev)
ccw_device_set_offline(cgdev->cdev[1]);
ccw_device_set_offline(cgdev->cdev[0]);
-
- if (priv->channel[CTCM_READ])
- channel_remove(priv->channel[CTCM_READ]);
- if (priv->channel[CTCM_WRITE])
- channel_remove(priv->channel[CTCM_WRITE]);
+ channel_remove(priv->channel[CTCM_READ]);
+ channel_remove(priv->channel[CTCM_WRITE]);
priv->channel[CTCM_READ] = priv->channel[CTCM_WRITE] = NULL;
return 0;