From 8bca81d9875c7768c40a19fb439eebaf6cec898d Mon Sep 17 00:00:00 2001 From: Sudip Mukherjee Date: Tue, 11 Nov 2014 14:10:47 +0530 Subject: [PATCH] usbnet: smsc95xx: dereferencing NULL pointer we were dereferencing dev to initialize pdata. but just after that we have a BUG_ON(!dev). so we were basically dereferencing the pointer first and then tesing it for NULL. Signed-off-by: Sudip Mukherjee Signed-off-by: David S. Miller --- drivers/net/usb/smsc95xx.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/drivers/net/usb/smsc95xx.c b/drivers/net/usb/smsc95xx.c index d07bf4cb893f..26423adc35ee 100644 --- a/drivers/net/usb/smsc95xx.c +++ b/drivers/net/usb/smsc95xx.c @@ -1670,12 +1670,14 @@ done: static int smsc95xx_resume(struct usb_interface *intf) { struct usbnet *dev = usb_get_intfdata(intf); - struct smsc95xx_priv *pdata = (struct smsc95xx_priv *)(dev->data[0]); - u8 suspend_flags = pdata->suspend_flags; + struct smsc95xx_priv *pdata; + u8 suspend_flags; int ret; u32 val; BUG_ON(!dev); + pdata = (struct smsc95xx_priv *)(dev->data[0]); + suspend_flags = pdata->suspend_flags; netdev_dbg(dev->net, "resume suspend_flags=0x%02x\n", suspend_flags); -- 2.30.2