From: Himanshu Madhani Date: Sat, 1 Jul 2017 02:32:53 +0000 (-0700) Subject: qla2xxx: Fix NVMe entry_type for iocb packet on BE system X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=c345c6ca13825d1a15de5399226802433dd30f8c;p=linux.git qla2xxx: Fix NVMe entry_type for iocb packet on BE system This patch fixes incorrect assignment for entry_type field for Continuation Type iocb packet on BE system. This was caught by -Woverflow warning on BE system compilation. For Continuation Type iocb driver needs to write complete 32 bit value to initialize other field members in structure to 0. Following warning is seen on BE system compile: drivers/scsi/qla2xxx/qla_nvme.c: In function 'qla2x00_start_nvme_mq': include/uapi/linux/byteorder/big_endian.h:32:26: warning: large integer implicitly truncated to unsigned type [-Woverflow] #define __cpu_to_le32(x) ((__force __le32)__swab32((x))) [mkp: fixed typo] Signed-off-by: Himanshu Madhani Signed-off-by: Martin K. Petersen --- diff --git a/drivers/scsi/qla2xxx/qla_nvme.c b/drivers/scsi/qla2xxx/qla_nvme.c index ec15a49532a60..f3710a75fe1fc 100644 --- a/drivers/scsi/qla2xxx/qla_nvme.c +++ b/drivers/scsi/qla2xxx/qla_nvme.c @@ -442,7 +442,8 @@ static int qla2x00_start_nvme_mq(srb_t *sp) req->ring_ptr++; } cont_pkt = (cont_a64_entry_t *)req->ring_ptr; - cont_pkt->entry_type = cpu_to_le32(CONTINUE_A64_TYPE); + *((uint32_t *)(&cont_pkt->entry_type)) = + cpu_to_le32(CONTINUE_A64_TYPE); cur_dsd = (uint32_t *)cont_pkt->dseg_0_address; avail_dsds = 5;