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Subject[PATCH -next] powerpc/security: Make symbol 'stf_barrier' static
The sparse tool complains as follows:

arch/powerpc/kernel/security.c:253:6: warning:
symbol 'stf_barrier' was not declared. Should it be static?

This symbol is not used outside of security.c, so this commit marks it

Signed-off-by: Li Huafei <>
arch/powerpc/kernel/security.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/powerpc/kernel/security.c b/arch/powerpc/kernel/security.c
index e4e1a94ccf6a..4de6bbd9672e 100644
--- a/arch/powerpc/kernel/security.c
+++ b/arch/powerpc/kernel/security.c
@@ -250,7 +250,7 @@ ssize_t cpu_show_spectre_v2(struct device *dev, struct device_attribute *attr, c

static enum stf_barrier_type stf_enabled_flush_types;
static bool no_stf_barrier;
-bool stf_barrier;
+static bool stf_barrier;

static int __init handle_no_stf_barrier(char *p)
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