On 15-05-23, 13:32, Dan Carpenter wrote: > There are two place if the at_xdmac_interleaved_queue_desc() fails which > could lead to a NULL dereference where "first" is NULL and we call > list_add_tail(&first->desc_node, ...). In the first caller, the return > is not checked so add a check for that. In the next caller, the return > is checked but if it fails on the first iteration through the loop then > it will lead to a NULL pointer dereference. Applied, thanks -- ~Vinod