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firmata_mraa.c: Clean up for loops with useless statements

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Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
This commit is contained in:
Brendan Le Foll
2016-10-11 08:49:36 +01:00
parent 6bac8594a5
commit 08e270818a
1 changed files with 3 additions and 3 deletions
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6
src/firmata/firmata_mraa.c
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@@ -182,7 +182,7 @@ static mraa_result_t
mraa_firmata_i2c_wait(int addr, int reg) mraa_firmata_i2c_wait(int addr, int reg)
{ {
int i = 0; int i = 0;
for (i = 0; firmata_dev->i2cmsg[addr][reg] == -1; i++) { for (; firmata_dev->i2cmsg[addr][reg] == -1; i++) {
if (i > 50) { if (i > 50) {
return MRAA_ERROR_UNSPECIFIED; return MRAA_ERROR_UNSPECIFIED;
} }
@@ -239,7 +239,7 @@ mraa_firmata_i2c_read(mraa_i2c_context dev, uint8_t* data, int length)
if (mraa_firmata_send_i2c_read_req(dev, length) == MRAA_SUCCESS) { if (mraa_firmata_send_i2c_read_req(dev, length) == MRAA_SUCCESS) {
if (mraa_firmata_i2c_wait(dev->addr, 0) == MRAA_SUCCESS) { if (mraa_firmata_i2c_wait(dev->addr, 0) == MRAA_SUCCESS) {
int i = 0; int i = 0;
for (i = 0; i < length; i++) { for (; i < length; i++) {
data[i] = firmata_dev->i2cmsg[dev->addr][i]; data[i] = firmata_dev->i2cmsg[dev->addr][i];
} }
return length; return length;
@@ -277,7 +277,7 @@ mraa_firmata_i2c_write(mraa_i2c_context dev, const uint8_t* data, int bytesToWri
buffer[2] = dev->addr; buffer[2] = dev->addr;
buffer[3] = I2C_MODE_WRITE << 3; buffer[3] = I2C_MODE_WRITE << 3;
// we need to write until FIRMATA_END_SYSEX // we need to write until FIRMATA_END_SYSEX
for (i; i < (buffer_size-1); i++) { for (; i < (buffer_size-1); i++) {
buffer[ii] = data[i] & 0x7F; buffer[ii] = data[i] & 0x7F;
buffer[ii+1] = (data[i] >> 7) & 0x7f; buffer[ii+1] = (data[i] >> 7) & 0x7f;
ii = ii+2; ii = ii+2;