clk_prepare() could fail, so let's check its status, and if it fails, issue an error message.
Signed-off-by: Kangjie Lu <[email protected]> --- drivers/misc/atmel-ssc.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/misc/atmel-ssc.c b/drivers/misc/atmel-ssc.c index d8e3cc2dc747..9e69d0585f49 100644 --- a/drivers/misc/atmel-ssc.c +++ b/drivers/misc/atmel-ssc.c @@ -60,7 +60,8 @@ struct ssc_device *ssc_request(unsigned int ssc_num) ssc->user++; spin_unlock(&user_lock); - clk_prepare(ssc->clk); + if (clk_prepare(ssc->clk)) + pr_err("ssc: failed to prepare clk.\n"); return ssc; } -- 2.17.2 (Apple Git-113)
