diff options
Diffstat (limited to 'modules/pammodutil/modutil_getpwuid.c')
| -rw-r--r-- | modules/pammodutil/modutil_getpwuid.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/modules/pammodutil/modutil_getpwuid.c b/modules/pammodutil/modutil_getpwuid.c index f28ed4e4..602c6b8e 100644 --- a/modules/pammodutil/modutil_getpwuid.c +++ b/modules/pammodutil/modutil_getpwuid.c @@ -71,6 +71,7 @@ struct passwd *_pammodutil_getpwuid(pam_handle_t *pamh, uid_t uid) buffer = new_buffer; /* make the re-entrant call to get the pwd structure */ + errno = 0; status = getpwuid_r(uid, buffer, sizeof(struct passwd) + (char *) buffer, length, &result); @@ -120,9 +121,12 @@ struct passwd *_pammodutil_getpwuid(pam_handle_t *pamh, uid_t uid) 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); |