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-trivial] [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
>>
>
> .
>
WARNING: multiple messages have this Message-ID (diff)
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
>>
>
> .
>
next prev parent reply other threads:[~2014-08-18 0:31 UTC|newest]
Thread overview: 86+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-08-14 7:29 [Qemu-trivial] [PATCH v6 00/10] fix three bugs about use-after-free and several api abuse zhanghailiang
2014-08-14 7:29 ` [Qemu-devel] " zhanghailiang
2014-08-14 7:29 ` [Qemu-trivial] [PATCH v6 01/10] l2cap: fix access freed memory zhanghailiang
2014-08-14 7:29 ` [Qemu-devel] " zhanghailiang
2014-08-14 10:19 ` [Qemu-trivial] " Michael S. Tsirkin
2014-08-14 10:19 ` [Qemu-devel] " Michael S. Tsirkin
2014-08-15 14:58 ` [Qemu-trivial] " Michael Tokarev
2014-08-15 14:58 ` [Qemu-devel] " Michael Tokarev
2014-08-14 7:29 ` [Qemu-trivial] [PATCH v6 02/10] monitor: " zhanghailiang
2014-08-14 7:29 ` [Qemu-devel] " zhanghailiang
2014-08-14 10:30 ` [Qemu-trivial] " Michael S. Tsirkin
2014-08-14 10:30 ` [Qemu-devel] " Michael S. Tsirkin
2014-08-15 18:25 ` [Qemu-trivial] " Luiz Capitulino
2014-08-15 18:25 ` [Qemu-devel] " Luiz Capitulino
2014-08-17 9:45 ` [Qemu-trivial] " Michael S. Tsirkin
2014-08-17 9:45 ` [Qemu-devel] " Michael S. Tsirkin
2014-08-17 10:55 ` [Qemu-trivial] " Michael S. Tsirkin
2014-08-17 10:55 ` [Qemu-devel] " Michael S. Tsirkin
2014-08-14 7:29 ` [Qemu-trivial] [PATCH v6 03/10] virtio-blk: fix reference a pointer which might be freed zhanghailiang
2014-08-14 7:29 ` [Qemu-devel] " zhanghailiang
2014-08-14 10:37 ` [Qemu-trivial] " Michael S. Tsirkin
2014-08-14 10:37 ` [Qemu-devel] " Michael S. Tsirkin
2014-08-14 10:39 ` [Qemu-trivial] " Michael Tokarev
2014-08-14 10:39 ` [Qemu-devel] " Michael Tokarev
2014-08-14 11:16 ` [Qemu-trivial] " Michael S. Tsirkin
2014-08-14 11:16 ` [Qemu-devel] " Michael S. Tsirkin
2014-08-18 11:49 ` [Qemu-trivial] " Michael Tokarev
2014-08-18 11:49 ` [Qemu-devel] " Michael Tokarev
2014-08-18 20:17 ` Michael S. Tsirkin
2014-08-18 20:17 ` [Qemu-devel] " Michael S. Tsirkin
2014-08-19 7:19 ` Michael Tokarev
2014-08-19 7:19 ` [Qemu-devel] " Michael Tokarev
2014-08-14 7:29 ` [Qemu-trivial] [PATCH v6 04/10] ivshmem: check the value returned by fstat() zhanghailiang
2014-08-14 7:29 ` [Qemu-devel] " zhanghailiang
2014-08-14 10:12 ` [Qemu-trivial] " Michael S. Tsirkin
2014-08-14 10:12 ` [Qemu-devel] " Michael S. Tsirkin
2014-08-15 14:59 ` [Qemu-trivial] " Michael Tokarev
2014-08-15 14:59 ` [Qemu-devel] " Michael Tokarev
2014-08-14 7:29 ` [Qemu-trivial] [PATCH v6 05/10] util/path: Use the GLib memory allocation routines zhanghailiang
2014-08-14 7:29 ` [Qemu-devel] " zhanghailiang
2014-08-14 10:15 ` [Qemu-trivial] " Michael S. Tsirkin
2014-08-14 10:15 ` [Qemu-devel] " Michael S. Tsirkin
2014-08-18 5:59 ` [Qemu-trivial] " zhanghailiang
2014-08-18 5:59 ` [Qemu-devel] " zhanghailiang
2014-08-14 7:29 ` [Qemu-trivial] [PATCH v6 06/10] slirp/misc: Use g_malloc() instead of malloc() zhanghailiang
2014-08-14 7:29 ` [Qemu-devel] " zhanghailiang
2014-08-14 10:31 ` [Qemu-trivial] " Michael S. Tsirkin
2014-08-14 10:31 ` [Qemu-devel] " Michael S. Tsirkin
2014-08-18 0:29 ` zhanghailiang [this message]
2014-08-18 0:29 ` zhanghailiang
2014-08-18 5:56 ` [Qemu-trivial] " zhanghailiang
2014-08-18 5:56 ` [Qemu-devel] " zhanghailiang
2014-08-14 7:29 ` [Qemu-trivial] [PATCH v6 07/10] linux-user: check return value " zhanghailiang
2014-08-14 7:29 ` [Qemu-devel] " zhanghailiang
2014-08-14 13:31 ` [Qemu-trivial] " Riku Voipio
2014-08-14 13:31 ` Riku Voipio
2014-08-14 18:04 ` [Qemu-trivial] " Michael Tokarev
2014-08-14 18:04 ` Michael Tokarev
2014-08-18 20:17 ` [Qemu-trivial] " Michael S. Tsirkin
2014-08-18 20:17 ` Michael S. Tsirkin
2014-08-14 7:29 ` [Qemu-trivial] [PATCH v6 08/10] tests/bios-tables-test: check the value returned by fopen() zhanghailiang
2014-08-14 7:29 ` [Qemu-devel] " zhanghailiang
2014-08-14 10:32 ` [Qemu-trivial] " Michael S. Tsirkin
2014-08-14 10:32 ` [Qemu-devel] " Michael S. Tsirkin
2014-08-18 0:32 ` [Qemu-trivial] " zhanghailiang
2014-08-18 0:32 ` [Qemu-devel] " zhanghailiang
2014-08-14 7:29 ` [Qemu-trivial] [PATCH v6 09/10] tcg: check return value of fopen() zhanghailiang
2014-08-14 7:29 ` [Qemu-devel] " zhanghailiang
2014-08-14 10:33 ` [Qemu-trivial] " Michael S. Tsirkin
2014-08-14 10:33 ` [Qemu-devel] " Michael S. Tsirkin
2014-08-15 15:03 ` [Qemu-trivial] " Michael Tokarev
2014-08-15 15:03 ` [Qemu-devel] " Michael Tokarev
2014-08-15 16:53 ` Richard Henderson
2014-08-15 16:53 ` [Qemu-devel] " Richard Henderson
2014-08-18 6:21 ` zhanghailiang
2014-08-18 6:21 ` [Qemu-devel] " zhanghailiang
2014-08-14 7:29 ` [Qemu-trivial] [PATCH v6 10/10] block/vvfat: fix setbuf stream parameter may be NULL zhanghailiang
2014-08-14 7:29 ` [Qemu-devel] " zhanghailiang
2014-08-14 10:36 ` [Qemu-trivial] " Michael S. Tsirkin
2014-08-14 10:36 ` [Qemu-devel] " Michael S. Tsirkin
2014-08-18 0:55 ` [Qemu-trivial] " zhanghailiang
2014-08-18 0:55 ` [Qemu-devel] " zhanghailiang
2014-08-14 10:17 ` [Qemu-trivial] [PATCH v6 00/10] fix three bugs about use-after-free and several api abuse Michael S. Tsirkin
2014-08-14 10:17 ` [Qemu-devel] " Michael S. Tsirkin
2014-08-14 10:38 ` [Qemu-trivial] " Michael S. Tsirkin
2014-08-14 10:38 ` [Qemu-devel] " Michael S. Tsirkin
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