[PATCH -next] scsi: lpfc: Remove set but not used variable 'sgl_size'

[YueHaibing]

Fixes gcc '-Wunused-but-set-variable' warning:

drivers/scsi/lpfc/lpfc_nvme.c: In function 'lpfc_new_nvme_buf':
drivers/scsi/lpfc/lpfc_nvme.c:2238:24: warning:
 variable 'sgl_size' set but not used [-Wunused-but-set-variable]
  int bcnt, num_posted, sgl_size;
                        ^

Signed-off-by: YueHaibing <yuehaib...@huawei.com>
---
 drivers/scsi/lpfc/lpfc_nvme.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/scsi/lpfc/lpfc_nvme.c b/drivers/scsi/lpfc/lpfc_nvme.c
index 5438732..d86eb51 100644
--- a/drivers/scsi/lpfc/lpfc_nvme.c
+++ b/drivers/scsi/lpfc/lpfc_nvme.c
@@ -2235,13 +2235,11 @@
        struct sli4_sge *sgl;
        dma_addr_t pdma_phys_sgl;
        uint16_t iotag, lxri = 0;
-       int bcnt, num_posted, sgl_size;
+       int bcnt, num_posted;
        LIST_HEAD(prep_nblist);
        LIST_HEAD(post_nblist);
        LIST_HEAD(nvme_nblist);
 
-       sgl_size = phba->cfg_sg_dma_buf_size;
-
        for (bcnt = 0; bcnt < num_to_alloc; bcnt++) {
                lpfc_ncmd = kzalloc(sizeof(struct lpfc_nvme_buf), GFP_KERNEL);
                if (!lpfc_ncmd)