mraa: Fix compiler warnings unused vars and useless statements
Should have 0 functionality effect, just cleans up a few things. Fixes #577 Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
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@@ -144,7 +144,6 @@ i2c_set_exit:
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void
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i2c_detect_devices(int bus)
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{
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mraa_result_t status = MRAA_SUCCESS;
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mraa_i2c_context i2c = mraa_i2c_init(bus);
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if (i2c == NULL) {
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return;
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