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iio.c: Closedir correctly and return error if we fail to read from the device dir

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Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
This commit is contained in:
Brendan Le Foll
2015-12-21 15:38:20 +00:00
parent 15e400eaf2
commit 58cf292dfc
1 changed files with 6 additions and 1 deletions
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7
src/iio/iio.c
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@@ -599,6 +599,8 @@ mraa_iio_update_channels(mraa_iio_context dev)
if (read(fd, readbuf, 2 * sizeof(char)) != 2) { if (read(fd, readbuf, 2 * sizeof(char)) != 2) {
syslog(LOG_ERR, "iio: Failed to read a sensible value from sysfs"); syslog(LOG_ERR, "iio: Failed to read a sensible value from sysfs");
free(str); free(str);
close(fd);
closedir(dir);
return -1; return -1;
} }
chan->enabled = (int) strtol(readbuf, NULL, 10); chan->enabled = (int) strtol(readbuf, NULL, 10);
@@ -617,8 +619,11 @@ mraa_iio_update_channels(mraa_iio_context dev)
} }
} }
} }
closedir(dir);
return MRAA_SUCCESS;
} }
return MRAA_SUCCESS;
return MRAA_ERROR_INVALID_HANDLE;
} }
mraa_result_t mraa_result_t