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mraa.c: make mraa_gpio_lookup() return proper pin index

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Pinmap field value is an OS pin number, not mraa pin index,
so make the function return the proper one.

Fixes #817.

Signed-off-by: Alex Tereschenko <alext.mkrs@gmail.com>
This commit is contained in:
Alex Tereschenko
2018-01-28 11:43:09 +01:00
parent 568c077061
commit 2d210621cc
1 changed files with 1 additions and 1 deletions
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2
src/mraa.c
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@@ -883,7 +883,7 @@ mraa_gpio_lookup(const char* pin_name)
for (i = 0; i < plat->gpio_count; i++) { for (i = 0; i < plat->gpio_count; i++) {
if (plat->pins[i].name != NULL && if (plat->pins[i].name != NULL &&
strncmp(pin_name, plat->pins[i].name, strlen(plat->pins[i].name) + 1) == 0) { strncmp(pin_name, plat->pins[i].name, strlen(plat->pins[i].name) + 1) == 0) {
return plat->pins[i].gpio.pinmap; return i;
} }
} }
return -1; return -1;