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From: zhanghailiang <zhang.zhanghailiang@huawei.com>
To: "Michael S. Tsirkin" <mst@redhat.com>
Cc: kwolf@redhat.com, lkurusa@redhat.com, qemu-trivial@nongnu.org,
	jan.kiszka@siemens.com, riku.voipio@iki.fi, mjt@tls.msk.ru,
	qemu-devel@nongnu.org, lcapitulino@redhat.com,
	stefanha@redhat.com, luonengjun@huawei.com, pbonzini@redhat.com,
	peter.huangpeng@huawei.com, alex.bennee@linaro.org,
	rth@twiddle.net
Subject: Re: [Qemu-devel] [PATCH v6 06/10] slirp/misc: Use g_malloc() instead of malloc()
Date: Mon, 18 Aug 2014 08:29:58 +0800	[thread overview]
Message-ID: <53F14906.7020906@huawei.com> (raw)
In-Reply-To: <20140814103137.GF31346@redhat.com>

On 2014/8/14 18:31, Michael S. Tsirkin wrote:
> On Thu, Aug 14, 2014 at 03:29:17PM +0800, zhanghailiang wrote:
>> Here we don't check the return value of malloc() which may fail.
>> Use the g_malloc() instead, which will abort the program when
>> there is not enough memory.
>>
>> Signed-off-by: zhanghailiang<zhang.zhanghailiang@huawei.com>
>> Reviewed-by: Alex Bennée<alex.bennee@linaro.org>
>
> OK, but then we need to find and replace free calls
> as well.
>

OK, i will do this, thanks. :)

>> ---
>>   slirp/misc.c | 4 ++--
>>   1 file changed, 2 insertions(+), 2 deletions(-)
>>
>> diff --git a/slirp/misc.c b/slirp/misc.c
>> index b8eb74c..f7fe497 100644
>> --- a/slirp/misc.c
>> +++ b/slirp/misc.c
>> @@ -54,7 +54,7 @@ int add_exec(struct ex_list **ex_ptr, int do_pty, char *exec,
>>   	}
>>
>>   	tmp_ptr = *ex_ptr;
>> -	*ex_ptr = (struct ex_list *)malloc(sizeof(struct ex_list));
>> +	*ex_ptr = (struct ex_list *)g_malloc(sizeof(struct ex_list));
>>   	(*ex_ptr)->ex_fport = port;
>>   	(*ex_ptr)->ex_addr = addr;
>>   	(*ex_ptr)->ex_pty = do_pty;
>> @@ -235,7 +235,7 @@ strdup(str)
>>   {
>>   	char *bptr;
>>
>> -	bptr = (char *)malloc(strlen(str)+1);
>> +	bptr = (char *)g_malloc(strlen(str)+1);
>>   	strcpy(bptr, str);
>>
>>   	return bptr;
>> --
>> 1.7.12.4
>>
>
> .
>

  reply	other threads:[~2014-08-18  0:31 UTC|newest]

Thread overview: 43+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-08-14  7:29 [Qemu-devel] [PATCH v6 00/10] fix three bugs about use-after-free and several api abuse zhanghailiang
2014-08-14  7:29 ` [Qemu-devel] [PATCH v6 01/10] l2cap: fix access freed memory zhanghailiang
2014-08-14 10:19   ` Michael S. Tsirkin
2014-08-15 14:58   ` [Qemu-devel] [Qemu-trivial] " Michael Tokarev
2014-08-14  7:29 ` [Qemu-devel] [PATCH v6 02/10] monitor: " zhanghailiang
2014-08-14 10:30   ` Michael S. Tsirkin
2014-08-15 18:25     ` Luiz Capitulino
2014-08-17  9:45       ` Michael S. Tsirkin
2014-08-17 10:55       ` Michael S. Tsirkin
2014-08-14  7:29 ` [Qemu-devel] [PATCH v6 03/10] virtio-blk: fix reference a pointer which might be freed zhanghailiang
2014-08-14 10:37   ` Michael S. Tsirkin
2014-08-14 10:39     ` Michael Tokarev
2014-08-14 11:16       ` Michael S. Tsirkin
2014-08-18 11:49   ` [Qemu-devel] [Qemu-trivial] " Michael Tokarev
2014-08-18 20:17     ` Michael S. Tsirkin
2014-08-19  7:19       ` Michael Tokarev
2014-08-14  7:29 ` [Qemu-devel] [PATCH v6 04/10] ivshmem: check the value returned by fstat() zhanghailiang
2014-08-14 10:12   ` Michael S. Tsirkin
2014-08-15 14:59   ` [Qemu-devel] [Qemu-trivial] " Michael Tokarev
2014-08-14  7:29 ` [Qemu-devel] [PATCH v6 05/10] util/path: Use the GLib memory allocation routines zhanghailiang
2014-08-14 10:15   ` Michael S. Tsirkin
2014-08-18  5:59     ` zhanghailiang
2014-08-14  7:29 ` [Qemu-devel] [PATCH v6 06/10] slirp/misc: Use g_malloc() instead of malloc() zhanghailiang
2014-08-14 10:31   ` Michael S. Tsirkin
2014-08-18  0:29     ` zhanghailiang [this message]
2014-08-18  5:56     ` zhanghailiang
2014-08-14  7:29 ` [Qemu-devel] [PATCH v6 07/10] linux-user: check return value " zhanghailiang
2014-08-14 13:31   ` Riku Voipio
2014-08-14 18:04     ` Michael Tokarev
2014-08-18 20:17     ` Michael S. Tsirkin
2014-08-14  7:29 ` [Qemu-devel] [PATCH v6 08/10] tests/bios-tables-test: check the value returned by fopen() zhanghailiang
2014-08-14 10:32   ` Michael S. Tsirkin
2014-08-18  0:32     ` zhanghailiang
2014-08-14  7:29 ` [Qemu-devel] [PATCH v6 09/10] tcg: check return value of fopen() zhanghailiang
2014-08-14 10:33   ` Michael S. Tsirkin
2014-08-15 15:03     ` [Qemu-devel] [Qemu-trivial] " Michael Tokarev
2014-08-15 16:53       ` Richard Henderson
2014-08-18  6:21         ` zhanghailiang
2014-08-14  7:29 ` [Qemu-devel] [PATCH v6 10/10] block/vvfat: fix setbuf stream parameter may be NULL zhanghailiang
2014-08-14 10:36   ` Michael S. Tsirkin
2014-08-18  0:55     ` zhanghailiang
2014-08-14 10:17 ` [Qemu-devel] [PATCH v6 00/10] fix three bugs about use-after-free and several api abuse Michael S. Tsirkin
2014-08-14 10:38 ` Michael S. Tsirkin

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