return SSH_ERR_KEY_NOT_FOUND if the allowed_signers file is empty,

not SSH_ERR_INTERNAL_ERROR. Also remove some dead code spotted by
Coverity; with/ok dtucker@

diff --git a/usr.bin/ssh/sshsig.c b/usr.bin/ssh/sshsig.c
index bdfb3b4..4a359b8 100644 (file)
--- a/usr.bin/ssh/sshsig.c
+++ b/usr.bin/ssh/sshsig.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: sshsig.c,v 1.30 2022/08/19 03:06:30 djm Exp $ */
+/* $OpenBSD: sshsig.c,v 1.31 2023/03/30 03:05:01 djm Exp $ */
 /*
  * Copyright (c) 2019 Google LLC
  *
@@ -975,7 +975,7 @@ sshsig_check_allowed_keys(const char *path, const struct sshkey *sign_key,
        char *line = NULL;
        size_t linesize = 0;
        u_long linenum = 0;
-       int r = SSH_ERR_INTERNAL_ERROR, oerrno;
+       int r = SSH_ERR_KEY_NOT_FOUND, oerrno;
 
        /* Check key and principal against file */
        if ((f = fopen(path, "r")) == NULL) {
@@ -1005,7 +1005,7 @@ sshsig_check_allowed_keys(const char *path, const struct sshkey *sign_key,
        /* Either we hit an error parsing or we simply didn't find the key */
        fclose(f);
        free(line);
-       return r == 0 ? SSH_ERR_KEY_NOT_FOUND : r;
+       return r;
 }
 
 int