ep93xx: clock: Do not return the address of the freed memory

Avoid return freed memory addresses,Modified to the actual error
return value of clk_register().

Fixes: 9645ccc7bd7a ("ep93xx: clock: convert in-place to COMMON_CLK")
Signed-off-by: Genjian Zhang <[email protected]>
Acked-by: Alexander Sverdlin <[email protected]>
Signed-off-by: Arnd Bergmann <[email protected]>

diff --git a/arch/arm/mach-ep93xx/clock.c b/arch/arm/mach-ep93xx/clock.c
index 4fa6ea5461b79b33d4ef79f9d2d42daddfb2a499..85a496ddc6197e3a3d615cd9c519baeb5520af36 100644 (file)
--- a/arch/arm/mach-ep93xx/clock.c
+++ b/arch/arm/mach-ep93xx/clock.c
@@ -345,9 +345,10 @@ static struct clk_hw *clk_hw_register_ddiv(const char *name,
        psc->hw.init = &init;
 
        clk = clk_register(NULL, &psc->hw);
-       if (IS_ERR(clk))
+       if (IS_ERR(clk)) {
                kfree(psc);
-
+               return ERR_CAST(clk);
+       }
        return &psc->hw;
 }
 
@@ -452,9 +453,10 @@ static struct clk_hw *clk_hw_register_div(const char *name,
        psc->hw.init = &init;
 
        clk = clk_register(NULL, &psc->hw);
-       if (IS_ERR(clk))
+       if (IS_ERR(clk)) {
                kfree(psc);
-
+               return ERR_CAST(clk);
+       }
        return &psc->hw;
 }