diff options
Diffstat (limited to 'io_uring/zcrx.c')
| -rw-r--r-- | io_uring/zcrx.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/io_uring/zcrx.c b/io_uring/zcrx.c index 93da8933a91f..262ac732cf96 100644 --- a/io_uring/zcrx.c +++ b/io_uring/zcrx.c @@ -898,11 +898,12 @@ static inline bool io_parse_rqe(struct io_uring_zcrx_rqe *rqe, struct io_zcrx_ifq *ifq, struct net_iov **ret_niov) { + __u64 off = READ_ONCE(rqe->off); unsigned niov_idx, area_idx; struct io_zcrx_area *area; - area_idx = rqe->off >> IORING_ZCRX_AREA_SHIFT; - niov_idx = (rqe->off & ~IORING_ZCRX_AREA_MASK) >> ifq->niov_shift; + area_idx = off >> IORING_ZCRX_AREA_SHIFT; + niov_idx = (off & ~IORING_ZCRX_AREA_MASK) >> ifq->niov_shift; if (unlikely(rqe->__pad || area_idx)) return false; |