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authorJulian Wiedmann <jwi@linux.ibm.com>2018-04-19 12:52:08 +0200
committerDavid S. Miller <davem@davemloft.net>2018-04-22 14:42:31 -0400
commita936b1ef37ce1e996533878f4b23944f9444dcdf (patch)
tree4ce573f7a3b5e42da9b3f054df06530bfe6463c1 /drivers/s390
parent901e3f49facbd31b2b3d1786637b4a35e1022e9b (diff)
downloadblackbird-obmc-linux-a936b1ef37ce1e996533878f4b23944f9444dcdf.tar.gz
blackbird-obmc-linux-a936b1ef37ce1e996533878f4b23944f9444dcdf.zip
s390/qeth: handle failure on workqueue creation
Creating the global workqueue during driver init may fail, deal with it. Also, destroy the created workqueue on any subsequent error. Fixes: 0f54761d167f ("qeth: Support VEPA mode") Signed-off-by: Julian Wiedmann <jwi@linux.ibm.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/s390')
-rw-r--r--drivers/s390/net/qeth_core_main.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/s390/net/qeth_core_main.c b/drivers/s390/net/qeth_core_main.c
index 5ec47c6ebaa6..9a08b545d018 100644
--- a/drivers/s390/net/qeth_core_main.c
+++ b/drivers/s390/net/qeth_core_main.c
@@ -6540,10 +6540,14 @@ static int __init qeth_core_init(void)
mutex_init(&qeth_mod_mutex);
qeth_wq = create_singlethread_workqueue("qeth_wq");
+ if (!qeth_wq) {
+ rc = -ENOMEM;
+ goto out_err;
+ }
rc = qeth_register_dbf_views();
if (rc)
- goto out_err;
+ goto dbf_err;
qeth_core_root_dev = root_device_register("qeth");
rc = PTR_ERR_OR_ZERO(qeth_core_root_dev);
if (rc)
@@ -6580,6 +6584,8 @@ slab_err:
root_device_unregister(qeth_core_root_dev);
register_err:
qeth_unregister_dbf_views();
+dbf_err:
+ destroy_workqueue(qeth_wq);
out_err:
pr_err("Initializing the qeth device driver failed\n");
return rc;
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