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Fixup a bug when booting special Windows/WinPE ISO file.

This commit is contained in:
longpanda 2021-04-02 14:11:47 +08:00
parent 39975dd1c3
commit 8ebe972f6e
1 changed files with 8 additions and 1 deletions
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9
GRUB2/MOD_SRC/grub-2.04/grub-core/ventoy/ventoy_windows.c
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@ -860,7 +860,14 @@ static int ventoy_wimdows_locate_wim(const char *disk, wim_patch *patch)
} }
security = (wim_security_header *)decompress_data; security = (wim_security_header *)decompress_data;
rootdir = (wim_directory_entry *)(decompress_data + ((security->len + 7) & 0xFFFFFFF8U)); if (security->len > 0)
{
rootdir = (wim_directory_entry *)(decompress_data + ((security->len + 7) & 0xFFFFFFF8U));
}
else
{
rootdir = (wim_directory_entry *)(decompress_data + 8);
}
/* search winpeshl.exe dirent entry */ /* search winpeshl.exe dirent entry */
search = search_replace_wim_dirent(decompress_data, rootdir); search = search_replace_wim_dirent(decompress_data, rootdir);