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-rw-r--r--drivers/mfd/dln2.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/mfd/dln2.c b/drivers/mfd/dln2.c
index cf22841c1e3c..df2fda9cd3db 100644
--- a/drivers/mfd/dln2.c
+++ b/drivers/mfd/dln2.c
@@ -195,6 +195,9 @@ static bool dln2_transfer_complete(struct dln2_dev *dln2, struct urb *urb,
struct dln2_rx_context *rxc;
bool valid_slot = false;
+ if (rx_slot >= DLN2_MAX_RX_SLOTS)
+ goto out;
+
rxc = &rxs->slots[rx_slot];
/*
@@ -210,6 +213,7 @@ static bool dln2_transfer_complete(struct dln2_dev *dln2, struct urb *urb,
}
spin_unlock(&rxs->lock);
+out:
if (!valid_slot)
dev_warn(dev, "bad/late response %d/%d\n", handle, rx_slot);