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Subject[PATCH] clk: shmobile: r8a7779: check return of of_property_read_string_index()
Date
From: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>

This patch indicates error message if return value of
of_property_read_string_index() was not zero.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
---
drivers/clk/shmobile/clk-r8a7779.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/clk/shmobile/clk-r8a7779.c b/drivers/clk/shmobile/clk-r8a7779.c
index 652ecac..af439b2 100644
--- a/drivers/clk/shmobile/clk-r8a7779.c
+++ b/drivers/clk/shmobile/clk-r8a7779.c
@@ -155,8 +155,10 @@ static void __init r8a7779_cpg_clocks_init(struct device_node *np)
const char *name;
struct clk *clk;

- of_property_read_string_index(np, "clock-output-names", i,
- &name);
+ if (of_property_read_string_index(np, "clock-output-names", i,
+ &name))
+ pr_err("%s: can't get clock-output-names (%d)\n",
+ __func__, i);

clk = r8a7779_cpg_register_clock(np, cpg, config,
plla_mult, name);
--
1.9.1


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