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spi/bcm63xx: remove unused rx_tail variable
Fixes the following warning: drivers/spi/spi-bcm63xx.c:125:5: warning: unused variable 'rx_tail' [-Wunused-variable] u8 rx_tail; ^ Signed-off-by: Jonas Gorski <jogo@openwrt.org> Signed-off-by: Mark Brown <broonie@kernel.org>
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@ -122,7 +122,6 @@ static int bcm63xx_txrx_bufs(struct spi_device *spi, struct spi_transfer *first,
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struct bcm63xx_spi *bs = spi_master_get_devdata(spi->master);
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u16 msg_ctl;
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u16 cmd;
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u8 rx_tail;
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unsigned int i, timeout = 0, prepend_len = 0, len = 0;
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struct spi_transfer *t = first;
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bool do_rx = false;
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