[PATCH] ioemu: fix pt_chk_bar_overload

[Jean Guyader <jean.guyader@eu.citrix.com>]

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ioemu: fix the devices loop.

Signed-off-by: Jean Guyader <jean.guyader@eu.citrix.com>

-- 
Jean Guyader

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diff --git a/hw/pass-through.c b/hw/pass-through.c
index bddc203..f29f07d 100644
--- a/hw/pass-through.c
+++ b/hw/pass-through.c
@@ -713,7 +713,7 @@ int pt_init(PCIBus *e_bus, char *direct_pci)
     dpci_infos.pci_access = pci_access;
     dpci_infos.e_bus      = e_bus;
 
-    if ( strlen(direct_pci) == 0 ) {
+    if ( !direct_pci || strlen(direct_pci) == 0 ) {
         return 0;
     }
 
diff --git a/hw/pass-through.h b/hw/pass-through.h
index ffd87ef..d642be3 100644
--- a/hw/pass-through.h
+++ b/hw/pass-through.h
@@ -27,7 +27,7 @@
 #define PT_LOGGING_ENABLED
 
 #ifdef PT_LOGGING_ENABLED
-#define PT_LOG(_f, _a...)   fprintf(logfile, "%s: " _f, __func__, ##_a)
+#define PT_LOG(_f, _a...)   fprintf(stdout, "%s: " _f, __func__, ##_a)
 #else
 #define PT_LOG(_f, _a...)
 #endif

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