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mmc: mmc_spi: Move argument check to the beginning of mmc_spi_sendcmd()
The argument check should happen before any transfer on the SPI lines. Signed-off-by: Bin Meng <bin.meng@windriver.com> Reviewed-by: Jaehoon Chung <jh80.chung@samsung.com>
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@ -78,6 +78,9 @@ static int mmc_spi_sendcmd(struct udevice *dev,
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int i, rpos = 0, ret = 0;
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u8 cmdo[7], r;
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if (!resp || !resp_size)
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return 0;
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debug("%s: cmd%d cmdarg=0x%x resp_type=0x%x "
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"resp_size=%d resp_match=%d resp_match_value=0x%x\n",
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__func__, cmdidx, cmdarg, resp_type,
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@ -98,9 +101,6 @@ static int mmc_spi_sendcmd(struct udevice *dev,
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if (ret)
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return ret;
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if (!resp || !resp_size)
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return 0;
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debug("%s: cmd%d", __func__, cmdidx);
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if (resp_match) {
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