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Re: [Qemu-trivial] [PATCH v2 08/11] qemu-log: Plug trivial memory leak i
From: |
Markus Armbruster |
Subject: |
Re: [Qemu-trivial] [PATCH v2 08/11] qemu-log: Plug trivial memory leak in cpu_set_log_filename() |
Date: |
Thu, 17 Jan 2013 14:17:47 +0100 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/24.1 (gnu/linux) |
Stefan Hajnoczi <address@hidden> writes:
> On Wed, Jan 16, 2013 at 06:32:17PM +0100, Markus Armbruster wrote:
>> diff --git a/qemu-log.c b/qemu-log.c
>> index 64a1b88..30c8b01 100644
>> --- a/qemu-log.c
>> +++ b/qemu-log.c
>> @@ -21,10 +21,12 @@
>> #include "qemu/log.h"
>>
>> #ifdef WIN32
>> -static const char *logfilename = "qemu.log";
>> +#define DEFAULT_LOGFILENAME "qemu.log"
>> #else
>> -static const char *logfilename = "/tmp/qemu.log";
>> +#define DEFAULT_LOGFILENAME "/tmp/qemu.log"
>> #endif
>> +
>> +static const char *logfilename;
> [...]
>> @@ -84,6 +88,7 @@ void qemu_set_log(int log_flags, bool use_own_buffers)
>>
>> void cpu_set_log_filename(const char *filename)
>> {
>> + g_free((void *)logfilename);
>
> Might as well drop the const from the variable declaration to indicate
> that we allocate/free this string.
Never thought of const that way. Dropping const from logfilename is
fine with me.
I wish free()'s parameter was const void *. Can't be changed now. Sad
that glib didn't get it right either.
- Re: [Qemu-trivial] [Qemu-devel] [PATCH v2 03/11] hw/9pfs: Fix unchecked strdup() by converting to g_strdup(), (continued)
[Qemu-trivial] [PATCH v2 05/11] spice: Fix unchecked strdup() by converting to g_strdup(), Markus Armbruster, 2013/01/16
[Qemu-trivial] [PATCH v2 04/11] readline: Fix unchecked strdup() by converting to g_strdup(), Markus Armbruster, 2013/01/16
[Qemu-trivial] [PATCH v2 09/11] libcacard: Fix unchecked strdup() by converting to g_strdup(), Markus Armbruster, 2013/01/16
[Qemu-trivial] [PATCH v2 01/11] g_malloc(0) and g_malloc0(0) return NULL; simplify, Markus Armbruster, 2013/01/16
[Qemu-trivial] [PATCH v2 10/11] qapi: Fix unchecked strdup() by converting to g_strdup(), Markus Armbruster, 2013/01/16
[Qemu-trivial] [PATCH v2 08/11] qemu-log: Plug trivial memory leak in cpu_set_log_filename(), Markus Armbruster, 2013/01/16
[Qemu-trivial] [PATCH v2 06/11] virtfs-proxy-helper: Fix unchecked strdup() by conv. to g_strdup(), Markus Armbruster, 2013/01/16
[Qemu-trivial] [PATCH v2 02/11] g_strdup(NULL) returns NULL; simplify, Markus Armbruster, 2013/01/16