diff options
Diffstat (limited to 'modules/pammodutil/modutil_getspnam.c')
| -rw-r--r-- | modules/pammodutil/modutil_getspnam.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/modules/pammodutil/modutil_getspnam.c b/modules/pammodutil/modutil_getspnam.c index 325cfd33..72fa29ee 100644 --- a/modules/pammodutil/modutil_getspnam.c +++ b/modules/pammodutil/modutil_getspnam.c @@ -61,6 +61,7 @@ struct spwd *_pammodutil_getspnam(pam_handle_t *pamh, const char *user) buffer = new_buffer; /* make the re-entrant call to get the spwd structure */ + errno = 0; status = getspnam_r(user, buffer, sizeof(struct spwd) + (char *) buffer, length, &result); @@ -109,9 +110,12 @@ struct spwd *_pammodutil_getspnam(pam_handle_t *pamh, const char *user) free(buffer); return NULL; - } + } else if (errno != ERANGE && errno != EINTR) { + /* no sense in repeating the call */ + break; + } - length <<= 1; + length <<= 2; } while (length < PWD_ABSURD_PWD_LENGTH); |