cpio: fix crash when appending to archives
The upstream fix for CVE-2016-2037 introduced a read from uninitialized memory
bug when appending to an existing archive, which is an operation we perform when
building an image.
(From OE-Core rev:
046e3e1fca925febf47b3fdd5d4e9ee2e1fad868)
(From OE-Core rev:
2ff6ab2e2944c6a53523b4b1611e1d22f6393500)
Signed-off-by: Ross Burton <ross.burton@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
Signed-off-by: Armin Kuster <akuster808@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
Signed-off-by: Armin Kuster <akuster808@gmail.com>