libbb: introduce and use xgetpwnam. ~ -150 bytes.

1 files changed, 1 insertions, 3 deletions

diff --git a/networking/tftp.c b/networking/tftp.c
index 1f706852a..799dd9903 100644
--- a/networking/tftp.c
+++ b/networking/tftp.c
@@ -223,9 +223,7 @@ static int tftp_protocol(
                 }
 
                 if (user_opt) {
-                        struct passwd *pw = getpwnam(user_opt);
-                        if (!pw)
-                                bb_error_msg_and_die("unknown user %s", user_opt);
+                        struct passwd *pw = xgetpwnam(user_opt);
                         change_identity(pw); /* initgroups, setgid, setuid */
                 }
         }