From: "Wu, Hao A" <hao.a.wu@intel.com>
To: "Zeng, Star" <star.zeng@intel.com>,
"edk2-devel@lists.01.org" <edk2-devel@lists.01.org>
Cc: "Ni, Ruiyu" <ruiyu.ni@intel.com>, "Zeng, Star" <star.zeng@intel.com>
Subject: Re: [PATCH] SourceLevelDebugPkg DebugUsb3: Check mUsb3Instance before dereferencing it
Date: Fri, 9 Feb 2018 02:54:33 +0000 [thread overview]
Message-ID: <B80AF82E9BFB8E4FBD8C89DA810C6A0931D532F9@SHSMSX104.ccr.corp.intel.com> (raw)
In-Reply-To: <1518144314-18356-1-git-send-email-star.zeng@intel.com>
Reviewed-by: Hao Wu <hao.a.wu@intel.com>
Best Regards,
Hao Wu
> -----Original Message-----
> From: edk2-devel [mailto:edk2-devel-bounces@lists.01.org] On Behalf Of Star
> Zeng
> Sent: Friday, February 09, 2018 10:45 AM
> To: edk2-devel@lists.01.org
> Cc: Ni, Ruiyu; Wu, Hao A; Zeng, Star
> Subject: [edk2] [PATCH] SourceLevelDebugPkg DebugUsb3: Check
> mUsb3Instance before dereferencing it
>
> Cc: Ruiyu Ni <ruiyu.ni@intel.com>
> Cc: Hao Wu <hao.a.wu@intel.com>
> Contributed-under: TianoCore Contribution Agreement 1.1
> Signed-off-by: Star Zeng <star.zeng@intel.com>
> ---
> .../Library/DebugCommunicationLibUsb3/DebugCommunicationLibUsb3Dxe.c
> | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git
> a/SourceLevelDebugPkg/Library/DebugCommunicationLibUsb3/DebugCommun
> icationLibUsb3Dxe.c
> b/SourceLevelDebugPkg/Library/DebugCommunicationLibUsb3/DebugCommun
> icationLibUsb3Dxe.c
> index 1582b9a8d6de..29cec56f39dc 100644
> ---
> a/SourceLevelDebugPkg/Library/DebugCommunicationLibUsb3/DebugCommun
> icationLibUsb3Dxe.c
> +++
> b/SourceLevelDebugPkg/Library/DebugCommunicationLibUsb3/DebugCommun
> icationLibUsb3Dxe.c
> @@ -443,7 +443,7 @@ DebugCommunicationUsb3DxeConstructor (
> }
>
> Done:
> - if (mUsb3Instance->Ready && (mUsb3Instance->PciIoEvent == 0)) {
> + if ((mUsb3Instance != NULL) && mUsb3Instance->Ready && (mUsb3Instance-
> >PciIoEvent == 0)) {
> Status = Usb3NamedEventListen (
> &gEfiPciIoProtocolGuid,
> TPL_NOTIFY,
> --
> 2.7.0.windows.1
>
> _______________________________________________
> edk2-devel mailing list
> edk2-devel@lists.01.org
> https://lists.01.org/mailman/listinfo/edk2-devel
prev parent reply other threads:[~2018-02-09 2:48 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-02-09 2:45 [PATCH] SourceLevelDebugPkg DebugUsb3: Check mUsb3Instance before dereferencing it Star Zeng
2018-02-09 2:54 ` Wu, Hao A [this message]
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