linux-kernel - [PATCH] Fix compiler warning in ftrace.c

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Message-Id: <201106011918.47939.guowen.li.linux@gmail.com>
Date:	Wed, 1 Jun 2011 19:18:47 +0800
From:	GuoWen Li <guowen.li.linux@...il.com>
To:	Steven Rostedt <rostedt@...dmis.org>
Cc:	linux-kernel@...r.kernel.org
Subject: [PATCH] Fix compiler warning in ftrace.c

kernel/trace/ftrace.c: In function ‘ftrace_regex_write.clone.15’:
kernel/trace/ftrace.c:2743:6: warning: ‘ret’ may be used uninitialized in this 
function

Signed-off-by: GuoWen Li
---
 kernel/trace/ftrace.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c
index 1ee417f..204b3eb 100644
--- a/kernel/trace/ftrace.c
+++ b/kernel/trace/ftrace.c
@@ -2740,7 +2740,7 @@ static int ftrace_process_regex(struct ftrace_hash 
*hash,
 {
        char *func, *command, *next = buff;
        struct ftrace_func_command *p;
-       int ret;
+       int ret = -EINVAL;
 
        func = strsep(&next, ":");
--
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