From: Wei Yongjun <yongjun_...@trendmicro.com.cn>
In case of error, the function kthread_run() returns ERR_PTR()
and never returns NULL. The NULL test in the return value check
should be replaced with IS_ERR().
Signed-off-by: Wei Yongjun <yongjun_...@trendmicro.com.cn>
---
drivers/staging/wilc1000/linux_wlan.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/staging/wilc1000/linux_wlan.c
b/drivers/staging/wilc1000/linux_wlan.c
index 4f93c11..b622510 100644
--- a/drivers/staging/wilc1000/linux_wlan.c
+++ b/drivers/staging/wilc1000/linux_wlan.c
@@ -717,10 +717,10 @@ static int wlan_initialize_threads(struct net_device *dev)
wilc->txq_thread = kthread_run(linux_wlan_txq_task, (void *)dev,
"K_TXQ_TASK");
- if (!wilc->txq_thread) {
+ if (IS_ERR(wilc->txq_thread)) {
netdev_err(dev, "couldn't create TXQ thread\n");
wilc->close = 0;
- return -ENOBUFS;
+ return PTR_ERR(wilc->txq_thread);
}
wait_for_completion(&wilc->txq_thread_started);
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