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-rw-r--r--drivers/platform/goldfish/goldfish_pipe.c3
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);