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path: root/target/linux/x86/patches-4.4/100-fix_cs5535_clockevt.patch
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Diffstat (limited to 'target/linux/x86/patches-4.4/100-fix_cs5535_clockevt.patch')
-rw-r--r--target/linux/x86/patches-4.4/100-fix_cs5535_clockevt.patch12
1 files changed, 12 insertions, 0 deletions
diff --git a/target/linux/x86/patches-4.4/100-fix_cs5535_clockevt.patch b/target/linux/x86/patches-4.4/100-fix_cs5535_clockevt.patch
new file mode 100644
index 0000000..c49ddca
--- /dev/null
+++ b/target/linux/x86/patches-4.4/100-fix_cs5535_clockevt.patch
@@ -0,0 +1,12 @@
+--- a/drivers/clocksource/cs5535-clockevt.c
++++ b/drivers/clocksource/cs5535-clockevt.c
+@@ -129,7 +129,8 @@ static irqreturn_t mfgpt_tick(int irq, v
+ cs5535_mfgpt_write(cs5535_event_clock, MFGPT_REG_SETUP,
+ MFGPT_SETUP_CNTEN | MFGPT_SETUP_CMP2);
+
+- cs5535_clockevent.event_handler(&cs5535_clockevent);
++ if (cs5535_clockevent.event_handler)
++ cs5535_clockevent.event_handler(&cs5535_clockevent);
+ return IRQ_HANDLED;
+ }
+