ASoC: fsl: fsl-utils: remove useless assignment

cppcheck warning:

sound/soc/fsl/fsl_utils.c:127:10: style: Variable 'ret' is assigned a
value that is never used. [unreadVariable]
 int ret = 0;
         ^

Signed-off-by: Pierre-Louis Bossart <[email protected]>
Reviewed-by: Bard Liao <[email protected]>
Reviewed-by: Kai Vehmanen <[email protected]>
Reviewed-by: Chao Song <[email protected]>
Acked-by: Shengjiu Wang <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Mark Brown <[email protected]>

sound/soc/fsl/fsl_utils.c

@@ -124,7 +124,7 @@ void fsl_asoc_reparent_pll_clocks(struct device *dev, struct clk *clk,
 {
 	struct clk *p, *pll = NULL, *npll = NULL;
 	bool reparent = false;
-	int ret = 0;
+	int ret;
 
 	if (!clk || !pll8k_clk || !pll11k_clk)
 		return;