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gpio.c: add pin number to export fail message

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Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
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Brendan Le Foll
2015-01-28 13:00:20 +00:00
parent 4d81fec6c9
commit 019b0a5e7e
1 changed files with 1 additions and 1 deletions
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2
src/gpio/gpio.c
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@@ -132,7 +132,7 @@ mraa_gpio_init_raw(int pin)
} }
length = snprintf(bu, sizeof(bu), "%d", dev->pin); length = snprintf(bu, sizeof(bu), "%d", dev->pin);
if (write(export, bu, length*sizeof(char)) == -1) { if (write(export, bu, length*sizeof(char)) == -1) {
syslog(LOG_ERR, "gpio: Failed to write to export"); syslog(LOG_ERR, "gpio: Failed to write %d to export", dev->pin);
close(export); close(export);
free(dev); free(dev);
return NULL; return NULL;