From: Hao Wu <hao.a.wu@intel.com>
To: edk2-devel@lists.01.org
Cc: Hao Wu <hao.a.wu@intel.com>, Star Zeng <star.zeng@intel.com>,
Steven Shi <steven.shi@intel.com>,
Eric Dong <eric.dong@intel.com>
Subject: [PATCH v2] MdeModulePkg/AtaPassThru: Add missing NULL ptr check in BindingStart
Date: Thu, 28 Jun 2018 09:38:53 +0800 [thread overview]
Message-ID: <20180628013853.20948-1-hao.a.wu@intel.com> (raw)
REF:https://bugzilla.tianocore.org/show_bug.cgi?id=916
Within function AtaAtapiPassThruStart():
Add missing NULL pointer check for variable 'Instance' under the
'ErrorExit' code logics.
Cc: Star Zeng <star.zeng@intel.com>
Cc: Steven Shi <steven.shi@intel.com>
Cc: Eric Dong <eric.dong@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Hao Wu <hao.a.wu@intel.com>
---
MdeModulePkg/Bus/Ata/AtaAtapiPassThru/AtaAtapiPassThru.c | 9 ++++-----
1 file changed, 4 insertions(+), 5 deletions(-)
diff --git a/MdeModulePkg/Bus/Ata/AtaAtapiPassThru/AtaAtapiPassThru.c b/MdeModulePkg/Bus/Ata/AtaAtapiPassThru/AtaAtapiPassThru.c
index aab704bcd3..4108bafd85 100644
--- a/MdeModulePkg/Bus/Ata/AtaAtapiPassThru/AtaAtapiPassThru.c
+++ b/MdeModulePkg/Bus/Ata/AtaAtapiPassThru/AtaAtapiPassThru.c
@@ -827,12 +827,11 @@ ErrorExit:
gBS->CloseEvent (Instance->TimerEvent);
}
- //
- // Remove all inserted ATA devices.
- //
- DestroyDeviceInfoList(Instance);
-
if (Instance != NULL) {
+ //
+ // Remove all inserted ATA devices.
+ //
+ DestroyDeviceInfoList (Instance);
FreePool (Instance);
}
return EFI_UNSUPPORTED;
--
2.12.0.windows.1
next reply other threads:[~2018-06-28 1:38 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-06-28 1:38 Hao Wu [this message]
2018-06-28 1:40 ` [PATCH v2] MdeModulePkg/AtaPassThru: Add missing NULL ptr check in BindingStart Wu, Hao A
2018-06-29 8:45 ` Zeng, Star
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