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scsi: lpfc: Use correct scnprintf() limit

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The limit should be "PAGE_SIZE - len" instead of "PAGE_SIZE".  We're not
going to hit the limit so this fix will not affect runtime.

Link: https://lore.kernel.org/r/20210916132331.GE25094@kili
Fixes: 5b9e70b22c ("scsi: lpfc: raise sg count for nvme to use available sg resources")
Reviewed-by: James Smart <jsmart2021@gmail.com>
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Dan Carpenter 2021-09-16 16:23:31 +03:00 committed by Martin K. Petersen
parent cdbc16c552
commit 6dacc371b7
1 changed files with 2 additions and 1 deletions
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3
drivers/scsi/lpfc/lpfc_attr.c
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@ -6204,7 +6204,8 @@ lpfc_sg_seg_cnt_show(struct device *dev, struct device_attribute *attr,
len = scnprintf(buf, PAGE_SIZE, "SGL sz: %d total SGEs: %d\n",
phba->cfg_sg_dma_buf_size, phba->cfg_total_seg_cnt);
len += scnprintf(buf + len, PAGE_SIZE, "Cfg: %d SCSI: %d NVME: %d\n",
len += scnprintf(buf + len, PAGE_SIZE - len,
"Cfg: %d SCSI: %d NVME: %d\n",
phba->cfg_sg_seg_cnt, phba->cfg_scsi_seg_cnt,
phba->cfg_nvme_seg_cnt);
return len;