[coreboot] [PATCH] Use die() properly

[Carl-Daniel Hailfinger]

die() does never return. Annotate it as such.
Any endless loop after die() can be eliminated.
Dereferencing a NULL pointer is bad. die() instead.
Replace endless loops with die().

Signed-off-by: Carl-Daniel Hailfinger

Index: LinuxBIOSv2-die/src/console/console.c
===================================================================
--- LinuxBIOSv2-die/src/console/console.c	(Revision 4339)
+++ LinuxBIOSv2-die/src/console/console.c	(Arbeitskopie)
@@ -92,7 +92,7 @@
 }

/* Report a fatal error */
-void die(const char *msg)
+void __attribute__((noreturn)) die(const char *msg)
 {
    printk_emerg("%s", msg);
    post_code(0xff);
Index: LinuxBIOSv2-die/src/devices/smbus_ops.c
===================================================================
--- LinuxBIOSv2-die/src/devices/smbus_ops.c	(Revision 4339)
+++ LinuxBIOSv2-die/src/devices/smbus_ops.c	(Arbeitskopie)
@@ -34,7 +34,6 @@
    if (!pbus || !pbus->dev || !pbus->dev->ops || !pbus->dev->ops->ops_smbus_bus) {
    	printk_alert("%s Cannot find smbus bus operations", dev_path(dev));
    	die("");
-		for(;;);
    }
    return pbus;
 }
Index: LinuxBIOSv2-die/src/devices/pci_ops.c
===================================================================
--- LinuxBIOSv2-die/src/devices/pci_ops.c	(Revision 4339)
+++ LinuxBIOSv2-die/src/devices/pci_ops.c	(Arbeitskopie)
@@ -30,7 +30,7 @@
    struct bus *pbus;

if (!dev)
-		printk_alert("get_pbus: dev is NULL!\n");
+		die("get_pbus: dev is NULL!\n");

pbus = dev->bus;

@@ -44,9 +44,8 @@
    	pbus = pbus->dev->bus;
    }
    if (!pbus || !pbus->dev || !pbus->dev->ops || !pbus->dev->ops->ops_pci_bus) {
-		printk_alert("%s Cannot find pci bus operations", dev_path(dev));
+		printk_emerg("%s Cannot find pci bus operations\n", dev_path(dev));
    	die("");
-		for(;;);
    }
    return pbus;
 }
Index: LinuxBIOSv2-die/src/southbridge/intel/i82801dbm/i82801dbm_lpc.c
===================================================================
--- LinuxBIOSv2-die/src/southbridge/intel/i82801dbm/i82801dbm_lpc.c	(Revision 4339)
+++ LinuxBIOSv2-die/src/southbridge/intel/i82801dbm/i82801dbm_lpc.c	(Arbeitskopie)
@@ -37,12 +37,12 @@
         dword=*ioapic_sbd;
         printk_debug("Southbridge apic id = %x\n",dword);
         if(dword!=(2<<24))
-                for(;;);
+                die("");
         //lyh *ioapic_sba=3;
         //lyh dword=*ioapic_sbd;
         //lyh printk_debug("Southbridge apic DT = %x\n",dword);
         //lyh if(dword!=1)
-        //lyh   for(;;);
+        //lyh   die("");

}