ocfs2/dlm: remove redundant assignment to ret

The variable ret is being initialized with a value that is never read
and it is being updated later with a new value.  The initialization is
redundant and can be removed.

Addresses Coverity ("Unused value")

Link: http://lkml.kernel.org/r/[email protected]
Signed-off-by: Colin Ian King <[email protected]>
Reviewed-by: Joseph Qi <[email protected]>
Cc: Mark Fasheh <[email protected]>
Cc: Joel Becker <[email protected]>
Cc: Junxiao Bi <[email protected]>
Cc: Changwei Ge <[email protected]>
Cc: Gang He <[email protected]>
Cc: Jun Piao <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>

Author: Colin Ian King

fs/ocfs2/dlm/dlmrecovery.c

@@ -1668,7 +1668,7 @@ static int dlm_lockres_master_requery(struct dlm_ctxt *dlm,
 int dlm_do_master_requery(struct dlm_ctxt *dlm, struct dlm_lock_resource *res,
 			  u8 nodenum, u8 *real_master)
 {
-	int ret = -EINVAL;
+	int ret;
 	struct dlm_master_requery req;
 	int status = DLM_LOCK_RES_OWNER_UNKNOWN;