Messages in this thread Patch in this message | | | From | Aditya Pakki <> | Subject | [PATCH] orinoco: avoid assertion in case of NULL pointer | Date | Sun, 15 Dec 2019 13:58:58 -0600 |
| |
In ezusb_init, if upriv is NULL, the code crashes. However, the caller in ezusb_probe can handle the error and print the failure message. The patch replaces the BUG_ON call to error return.
Signed-off-by: Aditya Pakki <pakki001@umn.edu> --- drivers/net/wireless/intersil/orinoco/orinoco_usb.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/net/wireless/intersil/orinoco/orinoco_usb.c b/drivers/net/wireless/intersil/orinoco/orinoco_usb.c index 40a8b941ad5c..813de06c03de 100644 --- a/drivers/net/wireless/intersil/orinoco/orinoco_usb.c +++ b/drivers/net/wireless/intersil/orinoco/orinoco_usb.c @@ -1361,7 +1361,8 @@ static int ezusb_init(struct hermes *hw) int retval; BUG_ON(in_interrupt()); - BUG_ON(!upriv); + if (!upriv) + return -EINVAL; upriv->reply_count = 0; /* Write the MAGIC number on the simulated registers to keep -- 2.20.1
| |