Fix Smatch error by not dereferencing iq pointer if it's NULL.
See http://marc.info/?l=kernel-janitors&m=
150296723301129&w=2
Also, remove unnecessary parentheses.
Fixes: d314ac222829 ("liquidio: moved liquidio_napi_poll to lio_core.c")
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Intiyaz Basha <intiyaz.basha@cavium.com>
Signed-off-by: Felix Manlunas <felix.manlunas@cavium.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
#define MAX_REG_CNT 2000000U
/* force enable interrupt if reg cnts are high to avoid wraparound */
- if (((work_done < budget) && (tx_done)) ||
- (iq->pkt_in_done >= MAX_REG_CNT) ||
+ if ((work_done < budget && tx_done) ||
+ (iq && iq->pkt_in_done >= MAX_REG_CNT) ||
(droq->pkt_count >= MAX_REG_CNT)) {
tx_done = 1;
napi_complete_done(napi, work_done);