clk: remove duplicated code with __clk_set_parent_after

__clk_set_parent_after() actually used the second argument then we
could put this duplicate logic in there and call it with a different
order of arguments in the success vs. error paths in this function.

Cc: Mike Turquette <mturquette@linaro.org>
Suggested-by: Stephen Boyd <sboyd@codeaurora.org>
Signed-off-by: Dong Aisheng <aisheng.dong@freescale.com>
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>

diff --git a/drivers/clk/clk.c b/drivers/clk/clk.c
index 8e6688d..43e2c3a 100644 (file)
--- a/drivers/clk/clk.c
+++ b/drivers/clk/clk.c
@@ -1208,14 +1208,8 @@ static int __clk_set_parent(struct clk_core *core, struct clk_core *parent,
                flags = clk_enable_lock();
                clk_reparent(core, old_parent);
                clk_enable_unlock(flags);
+               __clk_set_parent_after(core, old_parent, parent);
 
-               if (core->prepare_count) {
-                       flags = clk_enable_lock();
-                       clk_core_disable(core);
-                       clk_core_disable(parent);
-                       clk_enable_unlock(flags);
-                       clk_core_unprepare(parent);
-               }
                return ret;
        }