[Powertop] [PATCH] cpu: Fix abstract_cpu::calculate_freq

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The 'freq' should have the maximun frequency value of all children.
But the current code does not update the freq properly.  Fix it.

Signed-off-by: Namhyung Kim <namhyung(a)gmail.com>
---
 src/cpu/abstract_cpu.cpp |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/cpu/abstract_cpu.cpp b/src/cpu/abstract_cpu.cpp
index 386d981..de55cf2 100644
--- a/src/cpu/abstract_cpu.cpp
+++ b/src/cpu/abstract_cpu.cpp
@@ -341,7 +341,7 @@ void abstract_cpu::calculate_freq(uint64_t time)
 				is_idle =3D false;
 			}
 			if (f > freq)
-				f =3D freq;
+				freq =3D f;
 		}
 =

 	current_frequency =3D freq;
-- =

1.7.9.2


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