protocol/client: return ENOENT if inode context is missing
protocol/client: return ENOENT if inode context is missing

Signed-off-by: Anand V. Avati <avati@blackhole.gluster.com>
Signed-off-by: Anand V. Avati <avati@dev.gluster.com>

BUG: 315 (generation number support)
URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=315

Kaushikbv/Gluster,Kaushikbv/Gluster,Kaushikbv/Gluster