mtd: mxc_nand: add missing clk_disable_unprepare() in mxcnd_remove()

clock source is prepared and enabled by clk_prepare_enable() in
mxcnd_probe() function, but no disable/unprepare in mxcnd_remove().

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Brian Norris <computersforpeace@gmail.com>

diff --git a/drivers/mtd/nand/mxc_nand.c b/drivers/mtd/nand/mxc_nand.c
index 7a4e032f6c7cb17c0b7514fc7d2b3f8d49198e8d..567a5e56660c34e25e0c50a14e450c37986fd3f1 100644 (file)
--- a/drivers/mtd/nand/mxc_nand.c
+++ b/drivers/mtd/nand/mxc_nand.c
@@ -1577,6 +1577,8 @@ static int mxcnd_remove(struct platform_device *pdev)
        struct mxc_nand_host *host = platform_get_drvdata(pdev);
 
        nand_release(&host->mtd);
+       if (host->clk_act)
+               clk_disable_unprepare(host->clk);
 
        return 0;
 }