ARM: OMAP: fix return value check in realtime_counter_init()
authorWei Yongjun <yongjun_wei@trendmicro.com.cn>
Mon, 8 Oct 2012 22:01:41 +0000 (15:01 -0700)
committerTony Lindgren <tony@atomide.com>
Mon, 8 Oct 2012 22:43:57 +0000 (15:43 -0700)
In case of error, the function clk_get() returns ERR_PTR()
and never returns NULL. The NULL test in the return value
check should be replaced with IS_ERR().

dpatch engine is used to auto generate this patch.
(https://github.com/weiyj/dpatch)

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Tony Lindgren <tony@atomide.com>
arch/arm/mach-omap2/timer.c

index 8847d6eb23131b7df5e32c94fea1b8a4018f15fa..44f9aa7ec0c0a63e089137342accb6a52ab48ef7 100644 (file)
@@ -378,7 +378,7 @@ static void __init realtime_counter_init(void)
                return;
        }
        sys_clk = clk_get(NULL, "sys_clkin_ck");
-       if (!sys_clk) {
+       if (IS_ERR(sys_clk)) {
                pr_err("%s: failed to get system clock handle\n", __func__);
                iounmap(base);
                return;