ide: remove write-only hwif->hw

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>

1 files changed, 8 insertions, 7 deletions

diff --git a/drivers/ide/ide.c b/drivers/ide/ide.c
index b7e872e29f9c..674a65c1a130 100644
--- a/drivers/ide/ide.c
+++ b/drivers/ide/ide.c
@@ -168,7 +168,6 @@ static void init_hwif_default(ide_hwif_t *hwif, unsigned int index)
 
         ide_init_hwif_ports(&hw, ide_default_io_base(index), 0, &hwif->irq);
 
-        memcpy(&hwif->hw, &hw, sizeof(hw));
         memcpy(hwif->io_ports, hw.io_ports, sizeof(hw.io_ports));
 
         hwif->noprobe = !hwif->io_ports[IDE_DATA_OFFSET];
@@ -214,7 +213,7 @@ static void __init init_ide_data (void)
                 init_hwif_data(hwif, index);
                 init_hwif_default(hwif, index);
 #if !defined(CONFIG_PPC32) || !defined(CONFIG_PCI)
-                hwif->irq = hwif->hw.irq =
+                hwif->irq =
                         ide_init_default_irq(hwif->io_ports[IDE_DATA_OFFSET]);
 #endif
         }
@@ -730,8 +729,7 @@ found:
         }
         if (hwif->present)
                 return -1;
-        memcpy(&hwif->hw, hw, sizeof(*hw));
-        memcpy(hwif->io_ports, hwif->hw.io_ports, sizeof(hwif->hw.io_ports));
+        memcpy(hwif->io_ports, hw->io_ports, sizeof(hwif->io_ports));
         hwif->irq = hw->irq;
         hwif->noprobe = 0;
         hwif->fixup = fixup;
@@ -1417,6 +1415,9 @@ static int __init ide_setup(char *s)
                         "reset", "minus6", "ata66", "minus8", "minus9",
                         "minus10", "four", "qd65xx", "ht6560b", "cmd640_vlb",
                         "dtc2278", "umc8672", "ali14xx", NULL };
+
+                hw_regs_t hwregs;
+
                 hw = s[3] - '0';
                 hwif = &ide_hwifs[hw];
                 i = match_parm(&s[4], ide_words, vals, 3);
@@ -1526,9 +1527,9 @@ static int __init ide_setup(char *s)
                         case 2: /* base,ctl */
                                 vals[2] = 0;    /* default irq = probe for it */
                         case 3: /* base,ctl,irq */
-                                hwif->hw.irq = vals[2];
-                                ide_init_hwif_ports(&hwif->hw, (unsigned long) vals[0], (unsigned long) vals[1], &hwif->irq);
-                                memcpy(hwif->io_ports, hwif->hw.io_ports, sizeof(hwif->io_ports));
+                                memset(&hwregs, 0, sizeof(hwregs));
+                                ide_init_hwif_ports(&hwregs, vals[0], vals[1], &hwif->irq);
+                                memcpy(hwif->io_ports, hwregs.io_ports, sizeof(hwif->io_ports));
                                 hwif->irq      = vals[2];
                                 hwif->noprobe  = 0;
                                 hwif->chipset  = ide_forced;