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-rw-r--r--arch/powerpc/platforms/powernv/opal-sensor-groups.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/powerpc/platforms/powernv/opal-sensor-groups.c b/arch/powerpc/platforms/powernv/opal-sensor-groups.c
index 31f13c13275f..f8ae1fb0c102 100644
--- a/arch/powerpc/platforms/powernv/opal-sensor-groups.c
+++ b/arch/powerpc/platforms/powernv/opal-sensor-groups.c
@@ -13,7 +13,7 @@
#include <asm/opal.h>
-DEFINE_MUTEX(sg_mutex);
+static DEFINE_MUTEX(sg_mutex);
static struct kobject *sg_kobj;