[PATCH] DS1374: check for workqueue creation

["Cyrill V. Gorcunov" <gorcunov@gmail.com>]

This patch checks if workqueue creation failed.
Further usage of NULL pointed workqueue is not
good I guess ;)

Signed-off-by: Cyrill V. Gorcunov <gorcunov@gmail.com>

---

 drivers/i2c/chips/ds1374.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/drivers/i2c/chips/ds1374.c b/drivers/i2c/chips/ds1374.c
index 15edf40..8a2ff0c 100644
--- a/drivers/i2c/chips/ds1374.c
+++ b/drivers/i2c/chips/ds1374.c
@@ -207,6 +207,10 @@ static int ds1374_probe(struct i2c_adapter *adap, int addr, int kind)
 	client->driver = &ds1374_driver;
 
 	ds1374_workqueue = create_singlethread_workqueue("ds1374");
+	if (!ds1374_workqueue) {
+		kfree(client);
+		return -ENOMEM;	/* most expected reason */
+	}
 
 	if ((rc = i2c_attach_client(client)) != 0) {
 		kfree(client);

-
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