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Prevent accessing NULL as a PE header when we have a bad file, found with Stefan100's help

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svn path=/trunk/; revision=38801
This commit is contained in:
Art Yerkes
2009-01-16 23:44:29 +00:00
parent f55e4a2843
commit 459110618d
1 changed files with 5 additions and 0 deletions
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reactos/boot/freeldr/freeldr/reactos/imageldr.c
+5
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@@ -481,6 +481,11 @@ FrLdrReadAndMapImage(IN FILE *Image,
/* Get image headers */
NtHeader = RtlImageNtHeader(ReadBuffer);
if (!NtHeader)
{
DbgPrint("Failed to read image (bad PE signature) %s\n", Name);
return NULL;
}
/* Allocate memory for the driver */
ImageSize = NtHeader->OptionalHeader.SizeOfImage;