d77f7779b4d74354b3444ceb0f93105ced3c26c8
readlink() returns the number of bytes written to the buffer, and it doesn't write a terminating null byte. do_readlink() writes it itself. Overruns the buffer when readlink() filled it completely. Fix by reserving space for the null byte when calling readlink(), like we do elsewhere. Signed-off-by: Markus Armbruster <armbru@redhat.com> Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
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