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aio.c: check aio_get_valid_fp return value

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Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
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Brendan Le Foll
2014-11-26 13:30:10 +00:00
parent bb5314efc1
commit a7b8d4a0ca
1 changed files with 4 additions and 1 deletions
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5
src/aio/aio.c
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@@ -121,7 +121,10 @@ mraa_aio_read(mraa_aio_context dev)
unsigned int shifter_value = 0; unsigned int shifter_value = 0;
if (dev->adc_in_fp == -1) { if (dev->adc_in_fp == -1) {
aio_get_valid_fp(dev); if (aio_get_valid_fp(dev) != MRAA_SUCCESS) {
syslog(LOG_ERR, "aio: Failed to get to the device");
return 0;
}
} }
lseek(dev->adc_in_fp, 0, SEEK_SET); lseek(dev->adc_in_fp, 0, SEEK_SET);