diff options
| -rw-r--r-- | drivers/platform/goldfish/goldfish_pipe.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/platform/goldfish/goldfish_pipe.c b/drivers/platform/goldfish/goldfish_pipe.c index f33c6e0e7fb0..670b9b94f74b 100644 --- a/drivers/platform/goldfish/goldfish_pipe.c +++ b/drivers/platform/goldfish/goldfish_pipe.c @@ -469,6 +469,9 @@ static irqreturn_t goldfish_pipe_interrupt(int irq, void *dev_id) #ifdef CONFIG_64BIT channel = (u64)readl(dev->base + PIPE_REG_CHANNEL_HIGH) << 32; + + if (channel == 0) + break; #endif channel |= readl(dev->base + PIPE_REG_CHANNEL); |