clk: si5341: drop unused 'err' variable

'err' is assigned but never read:

  /drivers/clk/clk-si5341.c: In function ‘si5341_output_get_parent’:
  drivers/clk/clk-si5341.c:886:6: warning: variable ‘err’ set but not used [-Wunused-but-set-variable]

Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Link: https://lore.kernel.org/r/20200916161740.14173-5-krzk@kernel.org
Signed-off-by: Stephen Boyd <sboyd@kernel.org>

diff --git a/drivers/clk/clk-si5341.c b/drivers/clk/clk-si5341.c
index 3d7acab9d280dc96de56d67fc0ba73ff157a293c..e0446e66fa6450d0d62e410883d24bbd0be89b61 100644 (file)
--- a/drivers/clk/clk-si5341.c
+++ b/drivers/clk/clk-si5341.c
@@ -883,11 +883,9 @@ static int si5341_output_set_parent(struct clk_hw *hw, u8 index)
 static u8 si5341_output_get_parent(struct clk_hw *hw)
 {
        struct clk_si5341_output *output = to_clk_si5341_output(hw);
-       int err;
        u32 val;
 
-       err = regmap_read(output->data->regmap,
-                       SI5341_OUT_MUX_SEL(output), &val);
+       regmap_read(output->data->regmap, SI5341_OUT_MUX_SEL(output), &val);
 
        return val & 0x7;
 }