staging: ft1000: Check return value of kthread_run.

kthread_run could fail so we will check return value.

Signed-off-by: Marek Belisko <marek.belisko@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 6 insertions, 0 deletions

diff --git a/drivers/staging/ft1000/ft1000-usb/ft1000_usb.c b/drivers/staging/ft1000/ft1000-usb/ft1000_usb.c
index 41bbe991f0de..dcbc97c432e5 100644
--- a/drivers/staging/ft1000/ft1000-usb/ft1000_usb.c
+++ b/drivers/staging/ft1000/ft1000-usb/ft1000_usb.c
@@ -175,6 +175,12 @@ static int ft1000_probe(struct usb_interface *interface,
         gPollingfailed = FALSE;
         pft1000info->pPollThread =
             kthread_run(ft1000_poll_thread, ft1000dev, "ft1000_poll");
+
+        if (IS_ERR(pft1000info->pPollThread)) {
+                ret = PTR_ERR(pft1000info->pPollThread);
+                goto err_load;
+        }
+
         msleep(500);
 
         while (!pft1000info->CardReady) {