From: "wenyi,xie" <xiewenyi2@huawei.com>
To: <devel@edk2.groups.io>, <jordan.l.justen@intel.com>,
<lersek@redhat.com>, <ard.biesheuvel@arm.com>,
<anthony.perard@citrix.com>, <julien@xen.org>
Cc: <songdongkuang@huawei.com>, <xiewenyi2@huawei.com>
Subject: [PATCH EDK2 v2 1/1] OvmfPkg/XenPvBlkDxe: add return value if allocting fail
Date: Tue, 24 Nov 2020 10:06:32 +0800 [thread overview]
Message-ID: <1606183592-81879-2-git-send-email-xiewenyi2@huawei.com> (raw)
In-Reply-To: <1606183592-81879-1-git-send-email-xiewenyi2@huawei.com>
return EFI_OUT_OF_RESOURCES if pool allocating fail.
Cc: Jordan Justen <jordan.l.justen@intel.com>
Cc: Laszlo Ersek <lersek@redhat.com>
Cc: Ard Biesheuvel <ard.biesheuvel@arm.com>
Cc: Anthony Perard <anthony.perard@citrix.com>
Cc: Julien Grall <julien@xen.org>
Signed-off-by: Wenyi Xie <xiewenyi2@huawei.com>
---
OvmfPkg/XenPvBlkDxe/BlockFront.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/OvmfPkg/XenPvBlkDxe/BlockFront.c b/OvmfPkg/XenPvBlkDxe/BlockFront.c
index 122a6baed25a..32d70c36cef2 100644
--- a/OvmfPkg/XenPvBlkDxe/BlockFront.c
+++ b/OvmfPkg/XenPvBlkDxe/BlockFront.c
@@ -155,6 +155,10 @@ XenPvBlockFrontInitialization (
ASSERT (NodeName != NULL);
Dev = AllocateZeroPool (sizeof (XEN_BLOCK_FRONT_DEVICE));
+ if (Dev == NULL) {
+ return EFI_OUT_OF_RESOURCES;
+ }
+
Dev->Signature = XEN_BLOCK_FRONT_SIGNATURE;
Dev->NodeName = NodeName;
Dev->XenBusIo = XenBusIo;
--
2.20.1.windows.1
next prev parent reply other threads:[~2020-11-24 2:08 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-11-24 2:06 [PATCH v2 0/1] OvmfPkg/XenPvBlkDxe: add return value if allocting fail wenyi,xie
2020-11-24 2:06 ` wenyi,xie [this message]
2020-11-24 9:16 ` [PATCH EDK2 v2 1/1] " Laszlo Ersek
2020-11-24 9:19 ` wenyi,xie
2020-11-27 17:57 ` [edk2-devel] " Laszlo Ersek
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