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mmc: zynq: Fix tuning_loop_counter type in arasan_sdhci_execute_tuning()

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Code around tuning_loop_counter variable expects to go below zero.
That's why this variable can't use unsigned type.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
This commit is contained in:
Michal Simek 2018-06-13 09:12:29 +02:00
parent 1471fadf69
commit b6911780b5
1 changed files with 1 additions and 1 deletions
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2
drivers/mmc/zynq_sdhci.c
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@ -92,7 +92,7 @@ static int arasan_sdhci_execute_tuning(struct mmc *mmc, u8 opcode)
u32 ctrl;
struct sdhci_host *host;
struct arasan_sdhci_priv *priv = dev_get_priv(mmc->dev);
u8 tuning_loop_counter = SDHCI_TUNING_LOOP_COUNT;
char tuning_loop_counter = SDHCI_TUNING_LOOP_COUNT;
u8 deviceid;
debug("%s\n", __func__);