Hello.
On 17-02-2012 14:34, Tero Kristo wrote:
Non-smp platforms don't have local timer support, but the twd_cpufreq_init
only checks for IS_ERR during init. Check against null also, to avoid
crashes during cpufreq transitions on non-smp platforms.
Signed-off-by: Tero Kristo <t-kristo@xxxxxx>
---
arch/arm/kernel/smp_twd.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/arch/arm/kernel/smp_twd.c b/arch/arm/kernel/smp_twd.c
index 4285daa..dae8902 100644
--- a/arch/arm/kernel/smp_twd.c
+++ b/arch/arm/kernel/smp_twd.c
@@ -129,7 +129,7 @@ static struct notifier_block twd_cpufreq_nb = {
static int twd_cpufreq_init(void)
{
- if (!IS_ERR(twd_clk))
+ if (twd_clk&& !IS_ERR(twd_clk))
Why not !IS_ERR_OR_NULL(twd_clk)?
WBR, Sergei
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