From: "Alex Bennée" <alex.bennee@linaro.org>
To: Robert Foley <robert.foley@linaro.org>
Cc: peter.puhov@linaro.org, qemu-devel@nongnu.org
Subject: Re: [PATCH v1 5/5] Fix double free issue in qemu_set_log_filename().
Date: Tue, 12 Nov 2019 18:23:02 +0000 [thread overview]
Message-ID: <87ftit7y49.fsf@linaro.org> (raw)
In-Reply-To: <20191112150105.2498-6-robert.foley@linaro.org>
Robert Foley <robert.foley@linaro.org> writes:
> After freeing the logfilename, we set logfilename to NULL, in case of an
> error which returns without setting logfilename.
>
> Signed-off-by: Robert Foley <robert.foley@linaro.org>
As this fixes an existing bug I would put this at the start of the
series. Otherwise:
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
> ---
> v1
> - This is new in the patch v1.
> ---
> util/log.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/util/log.c b/util/log.c
> index 802b8de42e..1eed74788c 100644
> --- a/util/log.c
> +++ b/util/log.c
> @@ -148,6 +148,7 @@ void qemu_set_log_filename(const char *filename, Error **errp)
> char *pidstr;
>
> g_free(logfilename);
> + logfilename = NULL;
>
> pidstr = strstr(filename, "%");
> if (pidstr) {
--
Alex Bennée
prev parent reply other threads:[~2019-11-12 18:24 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-11-12 15:01 [PATCH v1 0/5] Make the qemu_logfile handle thread safe Robert Foley
2019-11-12 15:01 ` [PATCH v1 1/5] Add a mutex to guarantee single writer to qemu_logfile handle Robert Foley
2019-11-12 17:09 ` Alex Bennée
2019-11-16 11:57 ` Richard Henderson
2019-11-18 12:39 ` Robert Foley
2019-11-12 15:01 ` [PATCH v1 2/5] qemu_log_lock/unlock now preserves the " Robert Foley
2019-11-12 17:17 ` Alex Bennée
2019-11-16 12:26 ` Richard Henderson
2019-11-12 15:01 ` [PATCH v1 3/5] Add use of RCU for qemu_logfile Robert Foley
2019-11-12 17:36 ` Alex Bennée
2019-11-12 19:20 ` Robert Foley
2019-11-13 15:24 ` Alex Bennée
2019-11-12 15:01 ` [PATCH v1 4/5] Added tests for close and change of logfile Robert Foley
2019-11-12 18:21 ` Alex Bennée
2019-11-12 15:01 ` [PATCH v1 5/5] Fix double free issue in qemu_set_log_filename() Robert Foley
2019-11-12 18:23 ` Alex Bennée [this message]
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