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rotaryencoder: make sure mraa contexts are NULL after context creation

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Signed-off-by: Jon Trulson <jtrulson@ics.com>
This commit is contained in:
Jon Trulson 2016-10-14 12:09:05 -06:00
parent 07d0168a96
commit 78904ef2b8
1 changed files with 3 additions and 0 deletions
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3
src/rotaryencoder/rotaryencoder.c
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@ -50,6 +50,9 @@ rotaryencoder_context rotaryencoder_init(int pin_a, int pin_b)
if (!dev)
return NULL;
dev->gpioA = NULL;
dev->gpioB = NULL;
// make sure MRAA is initialized
int mraa_rv;
if ((mraa_rv = mraa_init()) != MRAA_SUCCESS)