[v1] mips: ath79: clock:- Unmap region obtained by of_iomap

[Arvind Yadav]

Free memory mapping, if ath79_clocks_init_dt_ng is not successful.

Signed-off-by: Arvind Yadav <arvind.yadav...@gmail.com>
---
 arch/mips/ath79/clock.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/arch/mips/ath79/clock.c b/arch/mips/ath79/clock.c
index cc3a1e3..7e2bb12 100644
--- a/arch/mips/ath79/clock.c
+++ b/arch/mips/ath79/clock.c
@@ -508,16 +508,19 @@ static void __init ath79_clocks_init_dt_ng(struct 
device_node *np)
                ar9330_clk_init(ref_clk, pll_base);
        else {
                pr_err("%s: could not find any appropriate clk_init()\n", dnfn);
-               goto err_clk;
+               goto err_iounmap;
        }
 
        if (of_clk_add_provider(np, of_clk_src_onecell_get, &clk_data)) {
                pr_err("%s: could not register clk provider\n", dnfn);
-               goto err_clk;
+               goto err_iounmap;
        }
 
        return;
 
+err_iounmap:
+       iounmap(pll_base);
+
 err_clk:
        clk_put(ref_clk);
 
-- 
1.9.1