ARM: 5979/1: CLKDEV: return from clk_find as soon as we get maching clk

clk_find function looks for clock with matching dev_id and con_id.
We should return from clk_find as soon as we get a clock with matching
dev_id and con_id. This can be done by comparing variable "match" with 3.

Acked-by: Uwe Kleine-Konig <u.kleine-koenig@pengutronix.de>
Signed-off-by: Viresh Kumar <viresh.kumar@st.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

diff --git a/arch/arm/common/clkdev.c b/arch/arm/common/clkdev.c
index 6416d5b..4f8390d 100644 (file)
--- a/arch/arm/common/clkdev.c
+++ b/arch/arm/common/clkdev.c
@@ -52,12 +52,13 @@ static struct clk *clk_find(const char *dev_id, const char *con_id)
                                continue;
                        match += 1;
                }
-               if (match == 0)
-                       continue;
 
                if (match > best) {
                        clk = p->clk;
-                       best = match;
+                       if (match != 3)
+                               best = match;
+                       else
+                               break;
                }
        }
        return clk;