powerpc/512x: fix clk_get() return value

clk_get() should return an ERR_PTR value on error, not NULL.

Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>

diff --git a/arch/powerpc/platforms/512x/clock.c b/arch/powerpc/platforms/512x/clock.c
index 5b243bd..3dc2a8d 100644 (file)
--- a/arch/powerpc/platforms/512x/clock.c
+++ b/arch/powerpc/platforms/512x/clock.c
@@ -57,7 +57,7 @@ static struct clk *mpc5121_clk_get(struct device *dev, const char *id)
        int id_match = 0;
 
        if (dev == NULL || id == NULL)
-               return NULL;
+               return clk;
 
        mutex_lock(&clocks_mutex);
        list_for_each_entry(p, &clocks, node) {