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tools:iio: return values directly 

Return directly, if no common cleanup is required.

Signed-off-by: Hartmut Knaack <knaack.h@gmx.de>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
This commit is contained in:
Hartmut Knaack 2015-05-31 14:40:17 +02:00 committed by Jonathan Cameron
parent 5dc65d791d
commit 0e79987817
3 changed files with 16 additions and 21 deletions
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5
tools/iio/generic_buffer.c
View File

@ -238,8 +238,7 @@ int main(int argc, char **argv)
dev_num = find_type_by_name(device_name, "iio:device");
if (dev_num < 0) {
printf("Failed to find the %s\n", device_name);
ret = dev_num;
goto error_ret;
return dev_num;
}
printf("iio device number being used is %d\n", dev_num);
@ -410,6 +409,6 @@ int main(int argc, char **argv)
free(trigger_name);
error_free_dev_dir_name:
free(dev_dir_name);
error_ret:
return ret;
}

5
tools/iio/iio_event_monitor.c
View File

@ -258,8 +258,7 @@ int main(int argc, char **argv)
device_name, dev_num);
ret = asprintf(&chrdev_name, "/dev/iio:device%d", dev_num);
if (ret < 0) {
ret = -ENOMEM;
goto error_ret;
return -ENOMEM;
}
} else {
/* If we can't find a IIO device by name assume device_name is a
@ -312,6 +311,6 @@ int main(int argc, char **argv)
error_free_chrdev_name:
free(chrdev_name);
error_ret:
return ret;
}

27
tools/iio/iio_utils.c
View File

@ -107,10 +107,9 @@ int iioutils_get_type(unsigned *is_signed,
const struct dirent *ent;
ret = asprintf(&scan_el_dir, FORMAT_SCAN_ELEMENTS_DIR, device_dir);
if (ret < 0) {
ret = -ENOMEM;
goto error_ret;
}
if (ret < 0)
return -ENOMEM;
ret = asprintf(&builtname, FORMAT_TYPE_FILE, name);
if (ret < 0) {
ret = -ENOMEM;
@ -202,7 +201,7 @@ int iioutils_get_type(unsigned *is_signed,
free(builtname);
error_free_scan_el_dir:
free(scan_el_dir);
error_ret:
return ret;
}
@ -230,10 +229,9 @@ int iioutils_get_param_float(float *output,
const struct dirent *ent;
ret = asprintf(&builtname, "%s_%s", name, param_name);
if (ret < 0) {
ret = -ENOMEM;
goto error_ret;
}
if (ret < 0)
return -ENOMEM;
ret = asprintf(&builtname_generic,
"%s_%s", generic_name, param_name);
if (ret < 0) {
@ -277,7 +275,7 @@ int iioutils_get_param_float(float *output,
free(builtname_generic);
error_free_builtname:
free(builtname);
error_ret:
return ret;
}
@ -326,10 +324,9 @@ int build_channel_array(const char *device_dir,
*counter = 0;
ret = asprintf(&scan_el_dir, FORMAT_SCAN_ELEMENTS_DIR, device_dir);
if (ret < 0) {
ret = -ENOMEM;
goto error_ret;
}
if (ret < 0)
return -ENOMEM;
dp = opendir(scan_el_dir);
if (dp == NULL) {
ret = -errno;
@ -526,7 +523,7 @@ int build_channel_array(const char *device_dir,
error_free_name:
free(scan_el_dir);
error_ret:
return ret;
}