Otherwise a `timeout' value of 0 would not have been a timeout, but
rather that `smi_rd.s.pending' caused the loop to end in the last
iteration.
Signed-off-by: Roel Kluin <roel.kluin at gmail.com>
---
diff --git a/drivers/staging/octeon/cvmx-mdio.h b/drivers/staging/octeon/cvmx-mdio.h
index c987a75..f45dc49 100644
--- a/drivers/staging/octeon/cvmx-mdio.h
+++ b/drivers/staging/octeon/cvmx-mdio.h
@@ -421,7 +421,7 @@ static inline int cvmx_mdio_45_read(int bus_id, int phy_id, int device,
do {
cvmx_wait(1000);
smi_rd.u64 = cvmx_read_csr(CVMX_SMIX_RD_DAT(bus_id));
- } while (smi_rd.s.pending && timeout--);
+ } while (smi_rd.s.pending && --timeout);
if (timeout <= 0) {
cvmx_dprintf("cvmx_mdio_45_read: bus_id %d phy_id %2d "
