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Date: Fri, 11 Nov 2016 03:53:34 +0100
From: Andrew Lunn <andrew@...n.ch>
To: David Miller <davem@...emloft.net>
Cc: netdev <netdev@...r.kernel.org>,
Vivien Didelot <vivien.didelot@...oirfairelinux.com>,
Andrew Lunn <andrew@...n.ch>
Subject: [PATCH net-next 02/11] net: dsa: mv88e6xxx: Fix unused variable warning by using variable
_mv88e6xxx_stats_wait() did not check the return value from
mv88e6xxx_g1_read(), so the compiler complained about set but unused
err.
Signed-off-by: Andrew Lunn <andrew@...n.ch>
---
drivers/net/dsa/mv88e6xxx/chip.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c
index 2c5c37318e31..a4d52f0fdc90 100644
--- a/drivers/net/dsa/mv88e6xxx/chip.c
+++ b/drivers/net/dsa/mv88e6xxx/chip.c
@@ -771,6 +771,9 @@ static int _mv88e6xxx_stats_wait(struct mv88e6xxx_chip *chip)
for (i = 0; i < 10; i++) {
err = mv88e6xxx_g1_read(chip, GLOBAL_STATS_OP, &val);
+ if (err)
+ return err;
+
if ((val & GLOBAL_STATS_OP_BUSY) == 0)
return 0;
}
--
2.10.2
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