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cpu/cc2538: Cast enum to unsigned int for comparison

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This commit is contained in:
Joakim Nohlgård 2016-06-01 16:39:55 +02:00
parent 92370e846d
commit abca77beb0
1 changed files with 5 additions and 5 deletions
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10
cpu/cc2538/periph/spi.c
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@ -55,7 +55,7 @@ int spi_init_master(spi_t dev, spi_conf_t conf, spi_speed_t speed)
{ {
cc2538_ssi_t* ssi = spi_config[dev].dev; cc2538_ssi_t* ssi = spi_config[dev].dev;
if (dev >= SPI_NUMOF) { if ((unsigned int)dev >= SPI_NUMOF) {
return -1; return -1;
} }
@ -160,7 +160,7 @@ int spi_init_slave(spi_t dev, spi_conf_t conf, char(*cb)(char data))
int spi_conf_pins(spi_t dev) int spi_conf_pins(spi_t dev)
{ {
if (dev >= SPI_NUMOF) { if ((unsigned int)dev >= SPI_NUMOF) {
return -1; return -1;
} }
@ -197,7 +197,7 @@ int spi_conf_pins(spi_t dev)
int spi_acquire(spi_t dev) int spi_acquire(spi_t dev)
{ {
if (dev >= SPI_NUMOF) { if ((unsigned int)dev >= SPI_NUMOF) {
return -1; return -1;
} }
mutex_lock(&locks[dev]); mutex_lock(&locks[dev]);
@ -206,7 +206,7 @@ int spi_acquire(spi_t dev)
int spi_release(spi_t dev) int spi_release(spi_t dev)
{ {
if (dev >= SPI_NUMOF) { if ((unsigned int)dev >= SPI_NUMOF) {
return -1; return -1;
} }
mutex_unlock(&locks[dev]); mutex_unlock(&locks[dev]);
@ -251,7 +251,7 @@ int spi_transfer_bytes(spi_t dev, char *out, char *in, unsigned int length)
cc2538_ssi_t* ssi = spi_config[dev].dev; cc2538_ssi_t* ssi = spi_config[dev].dev;
typeof(length) tx_n = 0, rx_n = 0; typeof(length) tx_n = 0, rx_n = 0;
if (dev >= SPI_NUMOF) { if ((unsigned int)dev >= SPI_NUMOF) {
return -1; return -1;
} }