- char *s;
-
- if (!lcfg->lcfg_buflens[index])
- return NULL;
-
- s = lustre_cfg_buf(lcfg, index);
- if (!s)
- return NULL;
-
- /* make sure it's NULL terminated, even if this kills a char
- * of data. Try to use the padding first though.
- */
- if (s[lcfg->lcfg_buflens[index] - 1] != '\0') {
- int last = min((int)lcfg->lcfg_buflens[index],
- cfs_size_round(lcfg->lcfg_buflens[index]) - 1);
- char lost = s[last];
- s[last] = '\0';
- if (lost != '\0') {
- CWARN("Truncated buf %d to '%s' (lost '%c'...)\n",
- index, s, lost);
- }
- }
- return s;
+ char *s;
+
+ if (lcfg->lcfg_buflens[index] == 0)
+ return NULL;
+
+ s = lustre_cfg_buf(lcfg, index);
+ if (s == NULL)
+ return NULL;
+
+ /*
+ * make sure it's NULL terminated, even if this kills a char
+ * of data. Try to use the padding first though.
+ */
+ if (s[lcfg->lcfg_buflens[index] - 1] != '\0') {
+ int last = min((int)lcfg->lcfg_buflens[index],
+ cfs_size_round(lcfg->lcfg_buflens[index]) - 1);
+ char lost = s[last];
+ s[last] = '\0';
+ if (lost != '\0') {
+ CWARN("Truncated buf %d to '%s' (lost '%c'...)\n",
+ index, s, lost);
+ }
+ }
+ return s;