/* extract the 3 fields */
rc = sscanf(start, "%x-%x/%u", &lo, &hi, &step);
switch (rc) {
- case 0: {
- return 0;
- }
- case 1: {
- array_sz++;
- *array = realloc(*array, array_sz * sizeof(int));
- if (*array == NULL)
- return 0;
+ case 0:
+ goto err;
+ case 1: {
+ void *tmp;
+
+ array_sz++;
+ tmp = realloc(*array, array_sz * sizeof(int));
+ if (tmp == NULL)
+ goto err;
+ *array = tmp;
(*array)[array_idx] = lo;
array_idx++;
break;
/* do not break to share code with case 3: */
}
case 3: {
- if ((hi < lo) || (step == 0))
- return 0;
- array_sz += (hi - lo) / step + 1;
- *array = realloc(*array, sizeof(int) * array_sz);
- if (*array == NULL)
- return 0;
+ void *tmp;
+
+ if ((hi < lo) || (step == 0))
+ goto err;
+ array_sz += (hi - lo) / step + 1;
+ tmp = realloc(*array, array_sz * sizeof(int));
+ if (tmp == NULL)
+ goto err;
+ *array = tmp;
for (i = lo; i <= hi; i+=step, array_idx++)
(*array)[array_idx] = i;
break;
} while (ptr != NULL);
return array_sz;
+err:
+ if (*array != NULL) {
+ free(*array);
+ *array = NULL;
+ }
+ return 0;
}
static int extract_fsname_poolname(char *arg, char *fsname, char *poolname)