Re: [alsa-devel] [PATCH 09/39 v2] ASoC: simple-card-utils: add asoc_simple_card_parse_clk()

On Tue, May 31, 2016 at 09:02:22AM +0000, Kuninori Morimoto wrote:

• struct clk *clk;
• u32 val;
• /*

• * Parse dai->sysclk come from "clocks = <&xxx>"
  

• * (if system has common clock)
  

• *  or "system-clock-frequency = <xxx>"
  

• *  or device's module clock.
  

• */
  

• clk = of_clk_get(port_np, 0);
• if (!IS_ERR(clk)) {

• simple_dai->sysclk = clk_get_rate(clk);
  

• simple_dai->clk = clk;
  

• } else if (!of_property_read_u32(port_np, "system-clock-frequency", &val)) {

• simple_dai->sysclk = val;
  

• } else {

• clk = of_clk_get(endpoint_np, 0);
  

• if (!IS_ERR(clk))
  

• 	simple_dai->sysclk = clk_get_rate(clk);
  

• }

This looks like we're leaking the clocks - devm_ might help here perhaps?