[PATCH] clk/ti/adpll: Add a NULL check for devm_kasprintf()

[Xu Wang]

devm_kasprintf() may fail, so we should better add a NULL check
and propagate an error on failure.

Signed-off-by: Xu Wang <vu...@iscas.ac.cn>
---
 drivers/clk/ti/adpll.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/clk/ti/adpll.c b/drivers/clk/ti/adpll.c
index bb2f283..f18a672 100644
--- a/drivers/clk/ti/adpll.c
+++ b/drivers/clk/ti/adpll.c
@@ -196,6 +196,8 @@ static const char *ti_adpll_clk_get_name(struct 
ti_adpll_data *d,
        } else {
                name = devm_kasprintf(d->dev, GFP_KERNEL, "%08lx.adpll.%s",
                                      d->pa, postfix);
+               if (!name)
+                       return -ENOMEM;
        }
 
        return name;
-- 
2.7.4