mmc: renesas_sdhi: initialize variable properly when tuning
'cmd_error' is not necessarily initialized on some error paths in
mmc_send_tuning(). Initialize it.
Fixes: 2c9017d0b5
("mmc: renesas_sdhi: abort tuning when timeout detected")
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Cc: stable@vger.kernel.org
Link: https://lore.kernel.org/r/20211130132309.18246-1-wsa+renesas@sang-engineering.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
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@ -673,7 +673,7 @@ static int renesas_sdhi_execute_tuning(struct mmc_host *mmc, u32 opcode)
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/* Issue CMD19 twice for each tap */
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for (i = 0; i < 2 * priv->tap_num; i++) {
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int cmd_error;
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int cmd_error = 0;
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/* Set sampling clock position */
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sd_scc_write32(host, priv, SH_MOBILE_SDHI_SCC_TAPSET, i % priv->tap_num);
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