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authorLeo Yan <leo.yan@linaro.org>2015-08-03 09:13:34 +0800
committerStephen Boyd <sboyd@codeaurora.org>2015-08-03 14:44:53 -0700
commit1fb6dd9da6ed4f2953b62162f3c498a1f6d7bfca (patch)
tree60159d6d75090c29efe483d47dd3590893e997c7 /drivers/clk/hisilicon
parent3294bee87091be5f179474f6c39d1d87769635e2 (diff)
clk: hisi: refine parameter checking for init
*of_iomap()* will check the device node pointer, and if the pointer is NULL it will return error code. So refine clock's init flow by checking the device node with this simple way; and polish a little for the print out message. Signed-off-by: Leo Yan <leo.yan@linaro.org> Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
Diffstat (limited to 'drivers/clk/hisilicon')
-rw-r--r--drivers/clk/hisilicon/clk.c11
1 files changed, 3 insertions, 8 deletions
diff --git a/drivers/clk/hisilicon/clk.c b/drivers/clk/hisilicon/clk.c
index 155e2e6c8316..9f8e76676553 100644
--- a/drivers/clk/hisilicon/clk.c
+++ b/drivers/clk/hisilicon/clk.c
@@ -44,14 +44,9 @@ struct hisi_clock_data __init *hisi_clk_init(struct device_node *np,
struct clk **clk_table;
void __iomem *base;
- if (np) {
- base = of_iomap(np, 0);
- if (!base) {
- pr_err("failed to map Hisilicon clock registers\n");
- goto err;
- }
- } else {
- pr_err("failed to find Hisilicon clock node in DTS\n");
+ base = of_iomap(np, 0);
+ if (!base) {
+ pr_err("%s: failed to map clock registers\n", __func__);
goto err;
}