Added some very pedantic warning flags

[tpg/acess2.git] / Kernel / arch / x86 / vm8086.c

diff --git a/Kernel/arch/x86/vm8086.c b/Kernel/arch/x86/vm8086.c
index a1c75e2..7181351 100644 (file)
--- a/Kernel/arch/x86/vm8086.c
+++ b/Kernel/arch/x86/vm8086.c
@@ -40,7 +40,7 @@ struct sVM8086_InternalData
 // === PROTOTYPES ===
  int   VM8086_Install(char **Arguments);
 void   VM8086_GPF(tRegs *Regs);
-tVM8086        *VM8086_Init(void);
+//tVM8086      *VM8086_Init(void);
 
 // === GLOBALS ===
 MODULE_DEFINE(0, 0x100, VM8086, VM8086_Install, NULL, NULL);
@@ -83,7 +83,12 @@ int VM8086_Install(char **Arguments)
                        MM_Map( i * 0x1000, i * 0x1000 );       MM_DerefPhys( i * 0x1000 );
                }
                MM_Map( 0x9F000, 0x9F000 );     // Stack / EBDA
-               MM_Allocate( 0x100000 );        // System Stack / Stub
+               // System Stack / Stub
+               if( MM_Allocate( 0x100000 ) == 0 ) {
+                       Log_Error("VM8086", "Unable to allocate memory for stack/stub");
+                       gVM8086_WorkerPID = 0;
+                       Threads_Exit(0, 1);
+               }
                
                *(Uint8*)(0x100000) = VM8086_OP_IRET;
                *(Uint8*)(0x100001) = 0x07;     // POP ES
@@ -133,6 +138,11 @@ int VM8086_Install(char **Arguments)
        while( gpVM8086_State != NULL )
                Threads_Yield();        // Yield to allow the child to initialise
        
+       // Worker killed itself
+       if( gVM8086_WorkerPID != pid ) {
+               return MODULE_ERR_MISC;
+       }
+       
        return MODULE_ERR_OK;
 }