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-rw-r--r--target/linux/generic/files/drivers/net/phy/ar8216.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/target/linux/generic/files/drivers/net/phy/ar8216.c b/target/linux/generic/files/drivers/net/phy/ar8216.c
index a69d038ce..380122560 100644
--- a/target/linux/generic/files/drivers/net/phy/ar8216.c
+++ b/target/linux/generic/files/drivers/net/phy/ar8216.c
@@ -373,9 +373,11 @@ ar8216_mib_capture(struct ar8216_priv *priv)
else
mib_func = AR8216_REG_MIB_FUNC;
+ mutex_lock(&priv->reg_mutex);
/* Capture the hardware statistics for all ports */
ar8216_rmw(priv, mib_func, AR8216_MIB_FUNC,
(AR8216_MIB_FUNC_CAPTURE << AR8216_MIB_FUNC_S));
+ mutex_unlock(&priv->reg_mutex);
/* Wait for the capturing to complete. */
ret = ar8216_reg_wait(priv, mib_func, AR8216_MIB_BUSY, 0, 10);