[PATCH] CLK: TI: DRA7: return error code in failure case

Julia Lawall
2014-05-19T11:25:56Z

From: Julia Lawall <Julia.Lawall@lip6.fr>

Add a returned error code in the MAX_APLL_WAIT_TRIES case. Remove the
updating of the return variable r to 0 if MAX_APLL_WAIT_TRIES is not yet
reached, because r is already 0 at this point.

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>

---
diff --git a/drivers/clk/ti/apll.c b/drivers/clk/ti/apll.c
index b986f61..efc71a0 100644
--- a/drivers/clk/ti/apll.c
+++ b/drivers/clk/ti/apll.c
@@ -77,13 +77,11 @@ static int dra7_apll_enable(struct clk_hw *hw)
if (i == MAX_APLL_WAIT_TRIES) {
pr_warn("clock: %s failed transition to '%s'\n",
clk_name, (state) ? "locked" : "bypassed");
- } else {
+ r = -EBUSY;
+ } else
pr_debug("clock: %s transition to '%s' in %d loops\n",
clk_name, (state) ? "locked" : "bypassed", i);

- r = 0;
- }
-
return r;
}