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at86rf2xx: don't call tx_load when iol->iol_len == 0

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This commit is contained in:
Martine Lenders 2019-03-15 15:34:38 +01:00
parent db589365f0
commit 6611be5140
1 changed files with 3 additions and 1 deletions
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4
drivers/at86rf2xx/at86rf2xx_netdev.c
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@ -106,7 +106,9 @@ static int _send(netdev_t *netdev, const iolist_t *iolist)
(unsigned)len + 2);
return -EOVERFLOW;
}
len = at86rf2xx_tx_load(dev, iol->iol_base, iol->iol_len, len);
if (iol->iol_len) {
len = at86rf2xx_tx_load(dev, iol->iol_base, iol->iol_len, len);
}
}
/* send data out directly if pre-loading id disabled */