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Fix bug in PXE driver: memory may be freed before use. 

Signed-off-by: Fu Siyuan <siyuan.fu@intel.com>
Reviewed-by: Ye Ting <ting.ye@intel.com>
Reviewed-by: Ouyang Qian <qian.ouyang@intel.com>

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@14354 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
sfu5 2013-05-14 03:01:51 +00:00
parent d7bb8de9b9
commit 3d2367a2a7
1 changed files with 4 additions and 3 deletions
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7
NetworkPkg/UefiPxeBcDxe/PxeBcDriver.c
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@ -1353,9 +1353,6 @@ ON_ERROR:
&gEfiCallerIdGuid,
&Private->Id
);
if (Private != NULL) {
FreePool (Private);
}
}
if (IpVersion == IP_VERSION_4) {
@ -1364,6 +1361,10 @@ ON_ERROR:
PxeBcDestroyIp6Children (This, Private);
}
if (FirstStart && Private != NULL) {
FreePool (Private);
}
return Status;
}