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Message-Id: <20230406195645.1957767-1-trix@redhat.com>
Date:   Thu,  6 Apr 2023 15:56:45 -0400
From:   Tom Rix <trix@...hat.com>
To:     unlisted-recipients:; (no To-header on input)
Cc:     linux-kernel@...r.kernel.org, Tom Rix <trix@...hat.com>
Subject: [PATCH] samples/hw_breakpoint: set variable sample_hbp storage-class-specifier to static

smatch reports
samples/hw_breakpoint/data_breakpoint.c:24:19: warning: symbol
  'sample_hbp' was not declared. Should it be static?

This variable is only used in one file so should be static.

Signed-off-by: Tom Rix <trix@...hat.com>
---
 samples/hw_breakpoint/data_breakpoint.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/samples/hw_breakpoint/data_breakpoint.c b/samples/hw_breakpoint/data_breakpoint.c
index 418c46fe5ffc..37c4f0ea8e53 100644
--- a/samples/hw_breakpoint/data_breakpoint.c
+++ b/samples/hw_breakpoint/data_breakpoint.c
@@ -21,7 +21,7 @@
 #include <linux/perf_event.h>
 #include <linux/hw_breakpoint.h>
 
-struct perf_event * __percpu *sample_hbp;
+static struct perf_event * __percpu *sample_hbp;
 
 static char ksym_name[KSYM_NAME_LEN] = "jiffies";
 module_param_string(ksym, ksym_name, KSYM_NAME_LEN, S_IRUGO);
-- 
2.27.0

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