[SCSI] qla2xxx: Mask out 'reserved' bits while processing FLT regions.

[linux-2.6-omap-h63xx.git] / drivers / scsi / qla2xxx / qla_sup.c

diff --git a/drivers/scsi/qla2xxx/qla_sup.c b/drivers/scsi/qla2xxx/qla_sup.c
index ed9582603afafd2d70b31330ef31f9b85a3bcef6..284827926effc096155dd3e755a2348fb03631d6 100644 (file)
--- a/drivers/scsi/qla2xxx/qla_sup.c
+++ b/drivers/scsi/qla2xxx/qla_sup.c
@@ -684,7 +684,7 @@ qla2xxx_get_flt_info(scsi_qla_host_t *vha, uint32_t flt_addr)
                    "end=0x%x size=0x%x.\n", le32_to_cpu(region->code), start,
                    le32_to_cpu(region->end) >> 2, le32_to_cpu(region->size)));
 
-               switch (le32_to_cpu(region->code)) {
+               switch (le32_to_cpu(region->code) & 0xff) {
                case FLT_REG_FW:
                        ha->flt_region_fw = start;
                        break;
@@ -944,9 +944,9 @@ qla24xx_unprotect_flash(struct qla_hw_data *ha)
        if (!ha->fdt_wrt_disable)
                return;
 
-       /* Disable flash write-protection. */
+       /* Disable flash write-protection, first clear SR protection bit */
        qla24xx_write_flash_dword(ha, flash_conf_addr(ha, 0x101), 0);
-       /* Some flash parts need an additional zero-write to clear bits.*/
+       /* Then write zero again to clear remaining SR bits.*/
        qla24xx_write_flash_dword(ha, flash_conf_addr(ha, 0x101), 0);
 }
 
@@ -1021,7 +1021,7 @@ qla24xx_write_flash_data(scsi_qla_host_t *vha, uint32_t *dwptr, uint32_t faddr,
                            (fdata & 0xff00) |((fdata << 16) &
                            0xff0000) | ((fdata >> 16) & 0xff));
                        if (ret != QLA_SUCCESS) {
-                               DEBUG9(qla_printk("Unable to flash sector: "
+                               DEBUG9(qla_printk("Unable to erase sector: "
                                    "address=%x.\n", faddr));
                                break;
                        }