diff options
-rw-r--r-- | arch/arm/common/vic.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/arch/arm/common/vic.c b/arch/arm/common/vic.c index 887c6eb3a18a..6ed89836e908 100644 --- a/arch/arm/common/vic.c +++ b/arch/arm/common/vic.c | |||
@@ -229,14 +229,18 @@ static int vic_set_wake(unsigned int irq, unsigned int on) | |||
229 | { | 229 | { |
230 | struct vic_device *v = vic_from_irq(irq); | 230 | struct vic_device *v = vic_from_irq(irq); |
231 | unsigned int off = irq & 31; | 231 | unsigned int off = irq & 31; |
232 | u32 bit = 1 << off; | ||
232 | 233 | ||
233 | if (!v) | 234 | if (!v) |
234 | return -EINVAL; | 235 | return -EINVAL; |
235 | 236 | ||
237 | if (!(bit & v->resume_sources)) | ||
238 | return -EINVAL; | ||
239 | |||
236 | if (on) | 240 | if (on) |
237 | v->resume_irqs |= 1 << off; | 241 | v->resume_irqs |= bit; |
238 | else | 242 | else |
239 | v->resume_irqs &= ~(1 << off); | 243 | v->resume_irqs &= ~bit; |
240 | 244 | ||
241 | return 0; | 245 | return 0; |
242 | } | 246 | } |