diff options
Diffstat (limited to 'pwd')
| -rw-r--r-- | pwd/getpw.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/pwd/getpw.c b/pwd/getpw.c index e291769..5973ef0 100644 --- a/pwd/getpw.c +++ b/pwd/getpw.c @@ -50,6 +50,9 @@ __getpw (uid, buf) if (__getpwuid_r (uid, &resbuf, tmpbuf, buflen, &p) != 0) return -1; + if (p == NULL) + return -1; + if (sprintf (buf, "%s:%s:%lu:%lu:%s:%s:%s", p->pw_name, p->pw_passwd, (unsigned long int) p->pw_uid, (unsigned long int) p->pw_gid, p->pw_gecos, p->pw_dir, p->pw_shell) < 0) |