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net: stmmac: Prevent infinite loop in get_rx_timestamp_status()

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Prevent infinite loop by correctly setting the loop condition to
break when i == 10.

Signed-off-by: Jose Abreu <joabreu@synopsys.com>
Cc: David S. Miller <davem@davemloft.net>
Cc: Joao Pinto <jpinto@synopsys.com>
Cc: Giuseppe Cavallaro <peppe.cavallaro@st.com>
Cc: Alexandre Torgue <alexandre.torgue@st.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jose Abreu 2017-10-20 14:37:36 +01:00 committed by David S. Miller
parent 98870943a5
commit 9454360dec
1 changed files with 1 additions and 1 deletions
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drivers/net/ethernet/stmicro/stmmac/dwmac4_descs.c
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@ -275,7 +275,7 @@ static int dwmac4_wrback_get_rx_timestamp_status(void *desc, u32 ats)
goto exit;
i++;
} while ((ret == 1) || (i < 10));
} while ((ret == 1) && (i < 10));
if (i == 10)
ret = -EBUSY;