MIPS: Xway: Fix clk leak

When gptu_r32 fails, we should put clk before returning.

Signed-off-by: Libo Chen <[email protected]>
Acked-by: John Crispin <[email protected]>
Cc: [email protected]
Cc: [email protected],
Cc: [email protected]
Cc: LKML [email protected]
Cc: Andrew Morton [email protected]
Cc: Li Zefan [email protected]
Patchwork: https://patchwork.linux-mips.org/patch/5247/
Signed-off-by: Ralf Baechle <[email protected]>

diff --git a/arch/mips/lantiq/xway/gptu.c b/arch/mips/lantiq/xway/gptu.c
index 9861c8669fab4047da01ad6af587ef948817d169..4fa577c1ddfdb47238a33be03aa6997e94915eac 100644 (file)
--- a/arch/mips/lantiq/xway/gptu.c
+++ b/arch/mips/lantiq/xway/gptu.c
@@ -169,6 +169,8 @@ static int gptu_probe(struct platform_device *pdev)
        if (((gptu_r32(GPTU_ID) >> 8) & 0xff) != GPTU_MAGIC) {
                dev_err(&pdev->dev, "Failed to find magic\n");
                gptu_hwexit();
+               clk_disable(clk);
+               clk_put(clk);
                return -ENAVAIL;
        }