protocol/client: Unwind with error if getting remote inode number fails.
protocol/client: Unwind with error if getting remote inode number fails.

Signed-off-by: Pavan Vilas Sondur <pavan@gluster.com>
Signed-off-by: Anand V. Avati <avati@dev.gluster.com>

BUG: 951 (Unwind if inode_ctx fails in all FOPS)
URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=951

Kaushikbv/Gluster,Kaushikbv/Gluster,Kaushikbv/Gluster