ctcm: remove BUG_ONs

Remove BUG_ON's in ctcm driver, since the checked error conditions
are null pointer accesses.

Signed-off-by: Ursula Braun <ursula.braun@de.ibm.com>
Signed-off-by: Frank Blaschka <frank.blaschka@de.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/s390/net/ctcm_main.c b/drivers/s390/net/ctcm_main.c
index 98ea9cc..817b689 100644 (file)
--- a/drivers/s390/net/ctcm_main.c
+++ b/drivers/s390/net/ctcm_main.c
@@ -1691,8 +1691,6 @@ static void ctcm_remove_device(struct ccwgroup_device *cgdev)
 {
        struct ctcm_priv *priv = dev_get_drvdata(&cgdev->dev);
 
-       BUG_ON(priv == NULL);
-
        CTCM_DBF_TEXT_(SETUP, CTC_DBF_INFO,
                        "removing device %p, proto : %d",
                        cgdev, priv->protocol);

diff --git a/drivers/s390/net/ctcm_mpc.c b/drivers/s390/net/ctcm_mpc.c
index 05b734a..2dbc77b 100644 (file)
--- a/drivers/s390/net/ctcm_mpc.c
+++ b/drivers/s390/net/ctcm_mpc.c
@@ -1367,7 +1367,6 @@ static void mpc_action_go_inop(fsm_instance *fi, int event, void *arg)
        struct mpc_group *grp;
        struct channel *wch;
 
-       BUG_ON(dev == NULL);
        CTCM_PR_DEBUG("Enter %s: %s\n", __func__, dev->name);
 
        priv  = dev->ml_priv;
@@ -1472,8 +1471,6 @@ static void mpc_action_timeout(fsm_instance *fi, int event, void *arg)
        struct channel *wch;
        struct channel *rch;
 
-       BUG_ON(dev == NULL);
-
        priv = dev->ml_priv;
        grp = priv->mpcg;
        wch = priv->channel[CTCM_WRITE];