lib/getrange.c: getrange(): Return early to reduce indentation

Signed-off-by: Alejandro Colomar <[email protected]>

lib/getrange.c

@@ -48,38 +48,38 @@ getrange(const char *range,
  return -1;
  *has_max = true;
 
- /* -<long> */
- } else {
- errno = 0;
- *min = strtoul_noneg(range, &endptr, 10);
- if (endptr == range || 0 != errno)
+ return 0; /* -<long> */
+ }
+
+ errno = 0;
+ *min = strtoul_noneg(range, &endptr, 10);
+ if (endptr == range || 0 != errno)
+ return -1;
+ *has_min = true;
+
+ switch (*endptr) {
+ case '\0':
+ /* <long> */
+ *has_max = true;
+ *max = *min;
+ break;
+ case '-':
+ endptr++;
+ if ('\0' == *endptr)
+ return 0; /* <long>- */
+ if (!isdigit(*endptr))
  return -1;
- *has_min = true;
-
- switch (*endptr) {
- case '\0':
- /* <long> */
- *has_max = true;
- *max = *min;
- break;
- case '-':
- endptr++;
- if ('\0' == *endptr)
- return 0; /* <long>- */
- if (!isdigit(*endptr))
- return -1;
-
- errno = 0;
- *max = strtoul_noneg(endptr, &endptr, 10);
- if ('\0' != *endptr || 0 != errno)
- return -1;
- *has_max = true;
-
- /* <long>-<long> */
- break;
- default:
+
+ errno = 0;
+ *max = strtoul_noneg(endptr, &endptr, 10);
+ if ('\0' != *endptr || 0 != errno)
  return -1;
- }
+ *has_max = true;
+
+ /* <long>-<long> */
+ break;
+ default:
+ return -1;
  }
 
  return 0;