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nfsd: don't allow zero length strings in cache_parse()
authorDan Carpenter <dan.carpenter@oracle.com>
Wed, 18 Jan 2012 09:56:02 +0000 (12:56 +0300)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Mon, 2 Apr 2012 16:53:10 +0000 (09:53 -0700)
commit 6d8d17499810479eabd10731179c04b2ca22152f upstream.

There is no point in passing a zero length string here and quite a
few of that cache_parse() implementations will Oops if count is
zero.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

No differences found
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