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From:   frowand.list@gmail.com
To:     Steven Rostedt <rostedt@goodmis.org>
Cc:     linux-kernel@vger.kernel.org,
        Masami Hiramatsu <mhiramat@kernel.org>,
        Ingo Molnar <mingo@kernel.org>,
        Tom Zanussi <tom.zanussi@linux.intel.com>,
        Ravi Bangoria <ravi.bangoria@linux.vnet.ibm.com>
Subject: [PATCH v2] tracing: initialize variable in create_dyn_event()
Date:   Thu, 21 Mar 2019 23:58:20 -0700
Message-Id: <1553237900-8555-1-git-send-email-frowand.list@gmail.com>
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

From: Frank Rowand <frank.rowand@sony.com>

Fix compile warning in create_dyn_event(): 'ret' may be used uninitialized
in this function [-Wuninitialized].

Fixes: 5448d44c3855 ("tracing: Add unified dynamic event framework")

Signed-off-by: Frank Rowand <frank.rowand@sony.com>
---

changes since v1:
  - initialize to -ENODEV instead of 0, as suggested by Steve

 kernel/trace/trace_dynevent.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/trace/trace_dynevent.c b/kernel/trace/trace_dynevent.c
index dd1f43588d70..fa100ed3b4de 100644
--- a/kernel/trace/trace_dynevent.c
+++ b/kernel/trace/trace_dynevent.c
@@ -74,7 +74,7 @@ int dyn_event_release(int argc, char **argv, struct dyn_event_operations *type)
 static int create_dyn_event(int argc, char **argv)
 {
 	struct dyn_event_operations *ops;
-	int ret;
+	int ret = -ENODEV;
 
 	if (argv[0][0] == '-' || argv[0][0] == '!')
 		return dyn_event_release(argc, argv, NULL);
-- 
Frank Rowand <frank.rowand@sony.com>