[PATCH 1/2] powerpc/ftrace: Fix #if that should be #ifdef

[Michael Ellerman]

Commit bb7253403f7a4670a128e4c080fd8ea1bd4d5029 (powerpc64,
ftrace: save toc only on modules for function graph), added a

Fixes the following warning on 32-bit builds:
 arch/powerpc/kernel/ftrace.c:562:5: error: "CONFIG_PPC64" is not defined

Signed-off-by: Michael Ellerman <mich...@ellerman.id.au>
---
 arch/powerpc/kernel/ftrace.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/arch/powerpc/kernel/ftrace.c b/arch/powerpc/kernel/ftrace.c
index e74f2dd..e9d9d38 100644
--- a/arch/powerpc/kernel/ftrace.c
+++ b/arch/powerpc/kernel/ftrace.c
@@ -559,7 +559,7 @@ void prepare_ftrace_return(unsigned long *parent, unsigned 
long self_addr)
        if (unlikely(atomic_read(&current->tracing_graph_pause)))
                return;
 
-#if CONFIG_PPC64
+#ifdef CONFIG_PPC64
        /* non core kernel code needs to save and restore the TOC */
        if (REGION_ID(self_addr) != KERNEL_REGION_ID)
                return_hooker = (unsigned long)&mod_return_to_handler;
-- 
1.6.2.1

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