Re: [PATCH] Fix compiler warning in ftrace.c

From: Steven Rostedt
Date: Thu Jun 02 2011 - 22:45:42 EST


On Wed, 2011-06-01 at 19:18 +0800, GuoWen Li wrote:
> kernel/trace/ftrace.c: In function âftrace_regex_write.clone.15â:
> kernel/trace/ftrace.c:2743:6: warning: âretâ may be used uninitialized in this
> function

Thanks, but this isn't just a fix of a warning, it fixes an actual bug.

-- Steve

>
> 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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