[PATCH 5/5] qemu/kvm: extern one function and fix a bug.

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As host and guest have different fdt path,
E500 can't use kvmppc_fdt_update(),
but to use kvmppc_read_host_proper lonely.

Signed-off-by: Liu Yu <yu.liu@xxxxxxxxxxxxx>
---
 target-ppc/kvm_ppc.c |    4 ++--
 target-ppc/kvm_ppc.h |    2 ++
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/target-ppc/kvm_ppc.c b/target-ppc/kvm_ppc.c
index 0caa5b9..82c0f42 100644
--- a/target-ppc/kvm_ppc.c
+++ b/target-ppc/kvm_ppc.c
@@ -22,12 +22,12 @@ static QEMUTimer *kvmppc_timer;
 static unsigned int kvmppc_timer_rate;
 
 #ifdef HAVE_FDT
-static int kvmppc_read_host_property(const char *node_path, const char *prop,
+int kvmppc_read_host_property(const char *node_path, const char *prop,
                                      void *val, size_t len)
 {
     char *path;
     FILE *f;
-    int ret;
+    int ret = 0;
     int pathlen;
 
     pathlen = snprintf(NULL, 0, "%s/%s/%s", PROC_DEVTREE_PATH, node_path, prop)
diff --git a/target-ppc/kvm_ppc.h b/target-ppc/kvm_ppc.h
index e536a88..3792ef7 100644
--- a/target-ppc/kvm_ppc.h
+++ b/target-ppc/kvm_ppc.h
@@ -11,5 +11,7 @@
 
 void kvmppc_init(void);
 void kvmppc_fdt_update(void *fdt);
+int kvmppc_read_host_property(const char *node_path, const char *prop,
+                                     void *val, size_t len);
 
 #endif /* __KVM_PPC_H__ */
-- 
1.5.4

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