On Wed, Oct 09, 2019 at 09:44:58PM -0700, Yizhuo Zhai wrote: > Hi All: > drivers/infiniband/sw/rxe/rxe_verbs.c: > The function to_rdev() could return NULL, but no caller in this file > checks the return value but directly dereference them, which seems > potentially unsafe. Callers include rxe_query_device(), > rxe_query_port(), rxe_query_pkey(), etc. All NULL returns in to_r*() function are useless and can be removed. Thanks > > > -- > Kind Regards, > > Yizhuo Zhai > > Computer Science, Graduate Student > University of California, Riverside