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mraa.c: fix unsigned int comparison by usign UINT_MAX instead of -1

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This works since both are essentially 'impossible' values.

Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
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Brendan Le Foll
2016-06-29 10:02:46 +01:00
parent de0543923c
commit fe9264c98f
1 changed files with 2 additions and 1 deletions
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3
src/mraa.c
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@@ -294,7 +294,8 @@ mraa_setup_mux_mapped(mraa_pin_t meta)
unsigned int mi; unsigned int mi;
mraa_result_t ret; mraa_result_t ret;
mraa_gpio_context mux_i = NULL; mraa_gpio_context mux_i = NULL;
int last_pin = -1; // avoids the unsigned comparison and we should never have a pin that is UINT_MAX!
unsigned int last_pin = UINT_MAX;
for (mi = 0; mi < meta.mux_total; mi++) { for (mi = 0; mi < meta.mux_total; mi++) {