x86, mrst: use a temporary variable for SFI irq

[pandora-kernel.git] / arch / x86 / platform / mrst / mrst.c

diff --git a/arch/x86/platform/mrst/mrst.c b/arch/x86/platform/mrst/mrst.c
index 58425ad..fe73276 100644 (file)
--- a/arch/x86/platform/mrst/mrst.c
+++ b/arch/x86/platform/mrst/mrst.c
@@ -678,38 +678,40 @@ static int __init sfi_parse_devs(struct sfi_table_header *table)
        pentry = (struct sfi_device_table_entry *)sb->pentry;
 
        for (i = 0; i < num; i++, pentry++) {
-               if (pentry->irq != (u8)0xff) { /* native RTE case */
+               int irq = pentry->irq;
+
+               if (irq != (u8)0xff) { /* native RTE case */
                        /* these SPI2 devices are not exposed to system as PCI
                         * devices, but they have separate RTE entry in IOAPIC
                         * so we have to enable them one by one here
                         */
-                       ioapic = mp_find_ioapic(pentry->irq);
+                       ioapic = mp_find_ioapic(irq);
                        irq_attr.ioapic = ioapic;
-                       irq_attr.ioapic_pin = pentry->irq;
+                       irq_attr.ioapic_pin = irq;
                        irq_attr.trigger = 1;
                        irq_attr.polarity = 1;
-                       io_apic_set_pci_routing(NULL, pentry->irq, &irq_attr);
+                       io_apic_set_pci_routing(NULL, irq, &irq_attr);
                } else
-                       pentry->irq = 0; /* No irq */
+                       irq = 0; /* No irq */
 
                switch (pentry->type) {
                case SFI_DEV_TYPE_IPC:
                        /* ID as IRQ is a hack that will go away */
-                       pdev = platform_device_alloc(pentry->name, pentry->irq);
+                       pdev = platform_device_alloc(pentry->name, irq);
                        if (pdev == NULL) {
                                pr_err("out of memory for SFI platform device '%s'.\n",
                                                        pentry->name);
                                continue;
                        }
-                       install_irq_resource(pdev, pentry->irq);
+                       install_irq_resource(pdev, irq);
                        pr_debug("info[%2d]: IPC bus, name = %16.16s, "
-                               "irq = 0x%2x\n", i, pentry->name, pentry->irq);
+                               "irq = 0x%2x\n", i, pentry->name, irq);
                        sfi_handle_ipc_dev(pdev);
                        break;
                case SFI_DEV_TYPE_SPI:
                        memset(&spi_info, 0, sizeof(spi_info));
                        strncpy(spi_info.modalias, pentry->name, SFI_NAME_LEN);
-                       spi_info.irq = pentry->irq;
+                       spi_info.irq = irq;
                        spi_info.bus_num = pentry->host_num;
                        spi_info.chip_select = pentry->addr;
                        spi_info.max_speed_hz = pentry->max_freq;
@@ -726,7 +728,7 @@ static int __init sfi_parse_devs(struct sfi_table_header *table)
                        memset(&i2c_info, 0, sizeof(i2c_info));
                        bus = pentry->host_num;
                        strncpy(i2c_info.type, pentry->name, SFI_NAME_LEN);
-                       i2c_info.irq = pentry->irq;
+                       i2c_info.irq = irq;
                        i2c_info.addr = pentry->addr;
                        pr_debug("info[%2d]: I2C bus = %d, name = %16.16s, "
                                "irq = 0x%2x, addr = 0x%x\n", i, bus,