qemu-devel.nongnu.org archive mirror
 help / color / mirror / Atom feed
From: fan <nifan.cxl@gmail.com>
To: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Cc: qemu-devel@nongnu.org, linux-cxl@vger.kernel.org,
	"Fan Ni" <fan.ni@samsung.com>, "Michael Tsirkin" <mst@redhat.com>,
	"Ira Weiny" <ira.weiny@intel.com>,
	"Huai-Cheng Kuo" <hchkuo@avery-design.com.tw>,
	"Dave Jiang" <dave.jiang@intel.com>,
	"Peter Maydell" <peter.maydell@linaro.org>,
	"Davidlohr Bueso" <dave@stgolabs.net>,
	"Hyeonggon Yoo" <42.hyeyoo@gmail.com>,
	"Li Zhijian" <lizhijian@fujitsu.com>,
	"Stefan Hajnoczi" <stefanha@gmail.com>,
	linuxarm@huawei.com, "Philippe Mathieu-Daudé" <philmd@linaro.org>
Subject: Re: [PATCH 03/12] hw/pci-bridge/cxl_upstream: Drop g_malloc0() failure handling
Date: Wed, 24 Jan 2024 13:11:56 -0800	[thread overview]
Message-ID: <ZbF9HMx_XJCKTcIH@debian> (raw)
In-Reply-To: <20240124124100.8218-4-Jonathan.Cameron@huawei.com>

On Wed, Jan 24, 2024 at 12:40:51PM +0000, Jonathan Cameron wrote:
> As a failure of g_malloc0() will result in QEMU exiting, it

s/g_malloc0/g_malloc/


Fan

> won't return a NULL to check.  As such, drop the incorrect handling
> of such NULL returns in the cdat table building code.
> 
> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
> ---
>  hw/pci-bridge/cxl_upstream.c | 6 ------
>  1 file changed, 6 deletions(-)
> 
> diff --git a/hw/pci-bridge/cxl_upstream.c b/hw/pci-bridge/cxl_upstream.c
> index 36737189c6..d5341b530f 100644
> --- a/hw/pci-bridge/cxl_upstream.c
> +++ b/hw/pci-bridge/cxl_upstream.c
> @@ -228,9 +228,6 @@ static int build_cdat_table(CDATSubHeader ***cdat_table, void *priv)
>  
>      sslbis_size = sizeof(CDATSslbis) + sizeof(*sslbis_latency->sslbe) * count;
>      sslbis_latency = g_malloc(sslbis_size);
> -    if (!sslbis_latency) {
> -        return -ENOMEM;
> -    }
>      *sslbis_latency = (CDATSslbis) {
>          .sslbis_header = {
>              .header = {
> @@ -251,9 +248,6 @@ static int build_cdat_table(CDATSubHeader ***cdat_table, void *priv)
>      }
>  
>      sslbis_bandwidth = g_malloc(sslbis_size);
> -    if (!sslbis_bandwidth) {
> -        return 0;
> -    }
>      *sslbis_bandwidth = (CDATSslbis) {
>          .sslbis_header = {
>              .header = {
> -- 
> 2.39.2
> 


  reply	other threads:[~2024-01-24 21:12 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-01-24 12:40 [PATCH 00/12 qemu] CXL emulation fixes and minor cleanup Jonathan Cameron via
2024-01-24 12:40 ` [PATCH 01/12] cxl/cdat: Handle cdat table build errors Jonathan Cameron via
2024-01-24 21:04   ` fan
2024-01-24 12:40 ` [PATCH 02/12] hw/mem/cxl_type3: Drop handling of failure of g_malloc0() Jonathan Cameron via
2024-01-24 21:10   ` fan
2024-01-24 12:40 ` [PATCH 03/12] hw/pci-bridge/cxl_upstream: Drop g_malloc0() failure handling Jonathan Cameron via
2024-01-24 21:11   ` fan [this message]
2024-01-24 12:40 ` [PATCH 04/12] cxl/cdat: Fix header sum value in CDAT checksum Jonathan Cameron via
2024-01-24 12:40 ` [PATCH 05/12] hw/cxl/mbox: Remove dead code Jonathan Cameron via
2024-01-24 23:41   ` fan
2024-01-24 12:40 ` [PATCH 06/12] hw/cxl/device: read from register values in mdev_reg_read() Jonathan Cameron via
2024-01-24 12:40 ` [PATCH 07/12] hw/cxl: Pass CXLComponentState to cache_mem_ops Jonathan Cameron via
2024-01-24 23:46   ` fan
2024-01-24 12:40 ` [PATCH 08/12] hw/cxl: Pass NULL for a NULL MemoryRegionOps Jonathan Cameron via
2024-01-24 23:51   ` fan
2024-01-24 12:40 ` [PATCH 09/12] hw/mem/cxl_type3: Fix potential divide by zero reported by coverity Jonathan Cameron via
2024-01-24 23:53   ` fan
2024-01-26 11:57     ` Jonathan Cameron via
2024-01-24 12:40 ` [PATCH 10/12] tests/acpi: Allow update of DSDT.cxl Jonathan Cameron via
2024-01-24 12:40 ` [PATCH 11/12] hw/i386: Fix _STA return value for ACPI0017 Jonathan Cameron via
2024-01-24 12:41 ` [PATCH 12/12] tests/acpi: Update DSDT.cxl to reflect change _STA return value Jonathan Cameron via

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=ZbF9HMx_XJCKTcIH@debian \
    --to=nifan.cxl@gmail.com \
    --cc=42.hyeyoo@gmail.com \
    --cc=Jonathan.Cameron@huawei.com \
    --cc=dave.jiang@intel.com \
    --cc=dave@stgolabs.net \
    --cc=fan.ni@samsung.com \
    --cc=hchkuo@avery-design.com.tw \
    --cc=ira.weiny@intel.com \
    --cc=linux-cxl@vger.kernel.org \
    --cc=linuxarm@huawei.com \
    --cc=lizhijian@fujitsu.com \
    --cc=mst@redhat.com \
    --cc=peter.maydell@linaro.org \
    --cc=philmd@linaro.org \
    --cc=qemu-devel@nongnu.org \
    --cc=stefanha@gmail.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).