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Better failure handling

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This commit is contained in:
Matt Johnston 2015-02-28 23:49:39 +08:00
parent 125a970d71
commit 3113932151
1 changed files with 3 additions and 4 deletions
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7
netio.c
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@ -169,11 +169,10 @@ struct dropbear_progress_connection *connect_remote(const char* remotehost, cons
snprintf(c->errstring, len, "Error resolving '%s' port '%s'. %s",
remotehost, remoteport, gai_strerror(err));
TRACE(("Error resolving: %s", gai_strerror(err)))
return NULL;
} else {
c->res_iter = c->res;
}
c->res_iter = c->res;
return c;
}
@ -220,7 +219,7 @@ void handle_connect_fds(fd_set *writefd) {
socklen_t vallen = sizeof(val);
struct dropbear_progress_connection *c = iter->item;
if (!FD_ISSET(c->sock, writefd)) {
if (c->sock < 0 || !FD_ISSET(c->sock, writefd)) {
continue;
}