spi: txx9: drop clk_put for devm_clk_get in txx9spi_probe()

devm_clk_get() is used so there is no reason to explicitly
call clk_put() in txx9spi_probe() functions.

Fixes: 18e34d56 ('spi: txx9: Use devm_clk_get()')
Signed-off-by: NWei Yongjun <yongjun_wei@trendmicro.com.cn>
Reviewed-by: NJingoo Han <jg1.han@samsung.com>
Signed-off-by: NMark Brown <broonie@linaro.og>

drivers/spi/spi-txx9.c

@@ -356,7 +356,6 @@ static int txx9spi_probe(struct platform_device *dev)
 	}
 	ret = clk_enable(c->clk);
 	if (ret) {
-		clk_put(c->clk);
 		c->clk = NULL;
 		goto exit;
 	}