libata: clear ehi description after initial host report

ehi description field is used to carry LLD specific controller
description.  Sometimes, it's used without clearing before and LLD
description gets printed with exception information one more time.
Clear after printing.

Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>

diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index 519ce586bd13a15244e47c897758ad6142350d17..db760e2dc30b44525fa0d82ee5339a2ef5eaad22 100644 (file)
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -6773,13 +6773,14 @@ int ata_host_register(struct ata_host *host, struct scsi_host_template *sht)
                xfer_mask = ata_pack_xfermask(ap->pio_mask, ap->mwdma_mask,
                                              ap->udma_mask);
 
-               if (!ata_port_is_dummy(ap))
+               if (!ata_port_is_dummy(ap)) {
                        ata_port_printk(ap, KERN_INFO,
                                        "%cATA max %s %s\n",
                                        (ap->flags & ATA_FLAG_SATA) ? 'S' : 'P',
                                        ata_mode_string(xfer_mask),
                                        ap->link.eh_info.desc);
-               else
+                       ata_ehi_clear_desc(&ap->link.eh_info);
+               } else
                        ata_port_printk(ap, KERN_INFO, "DUMMY\n");
        }