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bind: only set bindfd after successful listen

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In 'ssh_bind_listen', move setting of 'sshbind->bindfd' to only happen after
the listen call: otherwise 'bindfd' can be set to a bogus descriptor for the
case that listen fails.

Reviewed-by: Andreas Schneider <asn@cryptomilk.org>
This commit is contained in:
Jon Simons
2014-02-10 18:20:19 -08:00
committed by Andreas Schneider
parent e99246246b
commit 5eeac3566e
1 changed files with 2 additions and 1 deletions
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3
src/bind.c
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@@ -254,7 +254,6 @@ int ssh_bind_listen(ssh_bind sshbind) {
sshbind->rsa = NULL;
return -1;
}
sshbind->bindfd = fd;
if (listen(fd, 10) < 0) {
ssh_set_error(sshbind, SSH_FATAL,
@@ -267,6 +266,8 @@ int ssh_bind_listen(ssh_bind sshbind) {
sshbind->rsa = NULL;
return -1;
}
sshbind->bindfd = fd;
} else {
SSH_LOG(SSH_LOG_INFO, "Using app-provided bind socket");
}