lpfc: fix low priority issues from fortify source code scan

Fixed Low priority issues from lpfc given by fortify source code scan.

Signed-off-by: James Smart <james.smart@emulex.com>
Signed-off-by: Dick Kennedy <dick.kennedy@emulex.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
diff --git a/drivers/scsi/lpfc/lpfc_attr.c b/drivers/scsi/lpfc/lpfc_attr.c
index 6eed9e7..2f9b968 100644
--- a/drivers/scsi/lpfc/lpfc_attr.c
+++ b/drivers/scsi/lpfc/lpfc_attr.c
@@ -3385,7 +3385,7 @@
 		if (strlen(buf) > (LPFC_MAX_DATA_CTRL_LEN - 1))
 			return -EINVAL;
 
-		strcpy(bucket_data, buf);
+		strncpy(bucket_data, buf, LPFC_MAX_DATA_CTRL_LEN);
 		str_ptr = &bucket_data[0];
 		/* Ignore this token - this is command token */
 		token = strsep(&str_ptr, "\t ");