linux-kernel - Re: [PATCH 09/11] parse-filter: Check result of malloc() during reading token

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Message-ID: <1335206917.28106.116.camel@gandalf.stny.rr.com>
Date:	Mon, 23 Apr 2012 14:48:37 -0400
From:	Steven Rostedt <rostedt@...dmis.org>
To:	Namhyung Kim <namhyung.kim@....com>
Cc:	Frederic Weisbecker <fweisbec@...il.com>,
	Namhyung Kim <namhyung@...il.com>,
	Ingo Molnar <mingo@...nel.org>,
	Arnaldo Carvalho de Melo <acme@...radead.org>,
	Borislav Petkov <bp@...en8.de>,
	David Ahern <dsahern@...il.com>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 09/11] parse-filter: Check result of malloc() during
 reading token

On Mon, 2012-04-23 at 13:58 +0900, Namhyung Kim wrote:
> The malloc can fail so the return value should be checked.
> For now, just use malloc_or_die().

Applied, thanks!

Although we will be getting rid of the 'die' feature. But at least this
marks a location that we need to track.

-- Steve

> 
> Signed-off-by: Namhyung Kim <namhyung.kim@....com>
> ---
>  parse-filter.c |    2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/parse-filter.c b/parse-filter.c
> index bc62f1f..0e6c0b1 100644
> --- a/parse-filter.c
> +++ b/parse-filter.c
> @@ -96,7 +96,7 @@ static enum event_type read_token(char **tok)
>  	    (strcmp(token, "=") == 0 || strcmp(token, "!") == 0) &&
>  	    pevent_peek_char() == '~') {
>  		/* append it */
> -		*tok = malloc(3);
> +		*tok = malloc_or_die(3);
>  		sprintf(*tok, "%c%c", *token, '~');
>  		free_token(token);
>  		/* Now remove the '~' from the buffer */


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