usb: host: sl811-hcd: check kzalloc() result

If kzalloc() fails exit with -ENOMEM.

Signed-off-by: Kulikov Vasiliy <segooon@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 4 insertions, 1 deletions

diff --git a/drivers/usb/host/sl811-hcd.c b/drivers/usb/host/sl811-hcd.c
index bcf9f0e809de..990f06b89eaa 100644
--- a/drivers/usb/host/sl811-hcd.c
+++ b/drivers/usb/host/sl811-hcd.c
@@ -813,8 +813,11 @@ static int sl811h_urb_enqueue(
 #endif
 
         /* avoid all allocations within spinlocks */
-        if (!hep->hcpriv)
+        if (!hep->hcpriv) {
                 ep = kzalloc(sizeof *ep, mem_flags);
+                if (ep == NULL)
+                        return -ENOMEM;
+        }
 
         spin_lock_irqsave(&sl811->lock, flags);