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-rw-r--r--arch/powerpc/include/asm/mpic.h2
-rw-r--r--arch/powerpc/sysdev/mpic.c2
2 files changed, 2 insertions, 2 deletions
diff --git a/arch/powerpc/include/asm/mpic.h b/arch/powerpc/include/asm/mpic.h
index 58353c5bd3fb..0c03a98986cd 100644
--- a/arch/powerpc/include/asm/mpic.h
+++ b/arch/powerpc/include/asm/mpic.h
@@ -336,7 +336,7 @@ struct mpic
#endif
};
-extern struct bus_type mpic_subsys;
+extern const struct bus_type mpic_subsys;
/*
* MPIC flags (passed to mpic_alloc)
diff --git a/arch/powerpc/sysdev/mpic.c b/arch/powerpc/sysdev/mpic.c
index dabbdd356664..d94cf36b0f65 100644
--- a/arch/powerpc/sysdev/mpic.c
+++ b/arch/powerpc/sysdev/mpic.c
@@ -49,7 +49,7 @@
#define DBG(fmt...)
#endif
-struct bus_type mpic_subsys = {
+const struct bus_type mpic_subsys = {
.name = "mpic",
.dev_name = "mpic",
};